Asia flight 8501. It is 7 00 in the morning in paris where the search for two terror suspects, those two brothers has led police to northern france. Investigators say they may have spotted cherif and said kouachi on foot in a wooded area. Police say they think they fled there after robbing a nearby gas station thursday morning. Were also finding out new information about their background. Authorities say said kouachi traled to yemen back in 2011 where he got weapons training from the al qaeda affiliate there. One of the brothers spent time in syria. And the magazine that came under attack wednesday will be publishing a new issue next week. Proceeds will be going to the families of the 12 People Killed. We want to go now to our isa isa soares live there from paris. Shes following the latest developments on the manhunt. It does appear that police do seem to be closing in on these suspects. Yeah. Good morning, zain and errol. Police have indeed like you said descended on this rural area in the region in northern france. In what is a massive manhunt. This is the area they think the two brothers may be on the run. Now, what we have seen in the last 24 hours, helicopters flying overhead, using special night vision equipment as they really scour that heavily wooded area for the two suspects. Now police say they may have spotted them on foot there on thursday but thats as much as we know regarding that sighting. Now, early in the day, if i take you back to early thursday morning, a gas station attendant in town said the brothers came into the gas station and threatened him. He says they were armed and they stole food and gas before driving away. All of this has led police to set up roadblocks in the area. So far, there is noind case, however, that they found these men. One thing they did find at the moment this could be their second mistake so to speak. Empty containers. This is what they found in the car. Empty containers and gasoline. Western Officials Say they got information from french intelligence that the suspects may have intended to use these items to make rudimentary explosives such as molotov cocktails. And now were also learning as this unfolds lots of new information about the two brothers and their ties to extremists. Our Senior International correspondent. What weve learned in the last 24 hours, what stood out to you . I think theres been a change about the two brothers. The younger brother was the activist. He was the one that went to jail, the french had convicted him of criminal conspiracy sfr his links to terrorists. Now in the just the last 24 hour, with elearned the older broth e, according to u. S. Authorities, the older brother was trained in yemen and went to yemen in 2011 for training. It gives a little more impressive dynamic. Going back to 2005 he wanted to join the ji lad in iraq. The older brother then got himself trained up in yemen in 2011. Theyre complete completely engaged in the trouble. We start to see the first images from inside the offices here at what took place on that tragic day. What can you tell about the pictures . We have a couple people coming forward here. One of the cartoonists would have been members of the team that was involved with the publication r case, was trained up in medical training. And he was out of the room when this occurred. He came rushing into the room and he describe scribed a scene of carnage. We can see that. The corridor of blood cat scattered. These were his friends. The other eyewitness account is a doctor who was in the neighborhood here. He went running to the scene when he heard gunshots. And he just said were overwhelmed. He said there was blood everywhere people on the ground. He didnt know where to go next. It must have taken place very quickly. Theres no indication for example, that the gashd who had been with with him 24 7 for the last two or three years since the fire bombing attack against the magazine theres no indication that guard was pull his Service Revolver out and fire back. It must have happened very, very quickly. These images are absolutely shocking. Still the magazine is defiant, like you say. They are going to publish the magazine on wednesday. Many expecting that ill sell many more. Isa soares and jim birthman live from paris. Once again, well check in with you shortly. We now want to get you new information on another big breaking story were following at this hour. Search and rescue teams from indonesia have detected pings. They could be coming from the black boxes of air asia flight 8501. These pings reportedly emerging near where the tail was discovered. The recorders of course are a key piece of evidence when it comes tos investigating what exactly happened to this plane. Divers also got a look at the planes tail and theyre getting ready to lift it out of the water with the aid of balloons. Were live with the latest on all of this. What do we know about these possible pings . Lets start with the first operation you mentioned. The possible pings detected. The commander of Indonesias Armed forces the general out on one of the search ships says a survey ship detected possible pings and they are sending divers to have a look and potentially elicit. The general says that they are near the tail section, certainly, exciting for search teams out there. But an abundance of caution right now as we wait for further news about that operation. The waters out there, errol, about 30 meter, 100 feet deep. Acoustics in those shallow water, were told by experts, can prove a little bit tricky. But of course certainly promising news out of the search zone about possible pings located by a ship. Yeah. We remember this from the search for the malaiseysia airlines flight. The acoustics behave differently under water. They can do really bizarre things. These possible pings can come from artificial and Natural Sources as well. Well wait for more sffgs information on that. It is promising, though. Talk about the operation to maybe lift the tail of the aircraft out of the water. How will they get this tail out . Thats the other major operation thats been going on. They started actually on thursday. Today is friday day 13 of this search and recovery effort. Divers back in the water as of early this morning. They are putting ropes down they are putting slings down and they are actually taking basically what are giant air bags or balloons down with them. Now if the conditions cooperate, thats the currents which can be strong down there and the visibility and theyre able to sort of wrap the ropes around and inflate those air bags the plan is that they will lift the tail off the bottom of the water and them use a crane or a wench on a ship on the surface to bring it up. Now errol, a very tricky operation there, diver, more than a dozen in the watt e. Again, it all depends on the weather cooperateing and whether or not that can all happen. And all come together. Certainly, though another promising operation. Divers you know we have a little more information, i should mention. Divers saying they werent able to confirm that the section where the black box would normally be was actually there. This is why they are now moving ahead and trying to lift the tail out of the water. Hopefully get a closer look and confirm whether or not the black box box, the key, of course to solving this mystery is intact. Not a clear picture yet, but encouraging developments that will certainly go a long way to get us closer to the answers. How did this plane go down. Well check in with you again throughout the day as we get more information. Thanks. They are among the most famous cartoonists in france. Next a look at the Charlie HebdoStaff Members killed at the Magazines Office ps. Plus the centerpiece of the city of lights. There you have it, paris. The eiffel tower going dark. Both killed in the Charlie Hebdo attack. Stay with cnn. Eeeeeeeeeeeeeee financial noise financial noise financial noise financial noise [prof. Burke] its easy to buy insurance and forget about it. But the more you learn about your coverage, the more gaps you might find. Like how you thought you were covered for this. [boy] check it out,mom [prof. Burke]when youre really only covered for this. Or how you figured you were covered for this. When youre actually paying for this. You might be surprised at whats hiding in your coverage. Talk to farmers and get smarter about your insurance. We are farmers bumpadum bumbumbumbum welcome back to cnns special coverage. Want to get you the latest information now on the paris terror attack and the ongoing manhunt pts. Investigators found empty containers and gasoline inside the car driven by the suspects suggesting they may have wanted to make explosives such as molotov cocktails. One of the brothers did get such training. In the meantime the intense manhunt to find those two brothers continues even as we speak. Its just gone 7 15 in the morning there in paris. 80,000 people are involved in searching for these two men. This is a massive operation spreading through that part of france. Police helicopter crew in northeastern france says it believes it caught a glms of the suspects entering the woods on foot and now were getting a look at the bloodshed inside the offices of the Charlie Hebdo magazine. You can see paper scattered there. Blood all across the floor. This is where 12 victims were killed. And the magazine has bravely and defiantly now vowed to publish again next week. Isa joins us once again live from paris. The city there certainly in mourning. And isa, behind you, we can see one of the memorials which has sprung up. What can you tell us about the very somber mood there this morning. You see behind me a makeshift memorial. But we did see yesterday zain and errol, really was a legendary symbol what is known as a city of light in the official morning for the victims of wednesdays terrorist attacks. The lights in the eiffel tower in paris was switched off on thursday night. Many people also bowed their heads as the bell for the notre dame across the city. Supporters carried candles and signs reading we are char see, a hashtag we have been reading so much about. Now one demonstrator said that terrorists dont get to have the last word. They are absolutely defiant. We want to tell you more about the talented people who were killed in the massacre at the Charlie Hebdo headquarters just behind me. And their passion for satire. Heres cnns tom foreman. Reporter he was by far the best known editor at his tiny newspaper, and rather than shy away from controversy, Stephane Charbonnier embraced it. Charlie hebdo seemed to relish in offending everyone. A night after his office was fire bombed because the magazine pretended it had been guest dited by prophet mohammad charbonnier was as blupt as always. This is the act of idiot extriemists. And a year later, he had not backed down a bit. We were provocative today, we will be provocative tomorrow. Our job is not to defend freedom of speech but without freedom of speech we are dead. Reporter but as police stood guard outside the newspapers front door there were many other victims who were well known in their own right. Georges wolinski was a big louderthanlife cartoonist. His daughter posted an instagram message with his photo and home office attached. Papa is gone she wrote. Not wolinski. He was 80. Published reports say this man was a contributor and a friend of his told cnn he was a great artist. Jean cabout was 76 and his hirs first illustrations published in 1954. He was credited for drawing a controversial cartoon of the prophet mohammed that was published in the newspaper in 2006. In the wake of the murders, the deputy mayor of paris called them all, quote, the most famous cartoonists in france. And he added its a very big and deep shock for all the press and for all the world, reflecting on his newspaper and his lifes work stretch feign charbonnier told the french newspaper lamond two years ago, it may sound pompous, but i would rather die standing than live on my knees. Tom foreman, cnn, washington. And r roll we see behind me a makeshift memorial. If i move out of the way slightly so we can refocus on this, we are seeing so many flower we are seeing candle, we are seeing pencils, crayons, personal notes. Messages of support. We seen so many beautiful notes. People here weve seen a lot of media but also people coming here to pay their respects. And worth noting about three hours or so ago when this was absolutely empty, it was very quiet, it was very dark. And cnn were the first one here. A muslim gentleman, he came here. He paid respects. He then came to us and he said i want you to know that this is not islam. Errol, back to you. Isa, in the wake of immense tragedy, sometimes you do get these glimpses of unity really. And that seems to be the word coming out of france after all of this. The hashtag from a few days ago, and also hash je suis ahmed, the Muslim Police officer that was killed protecting the magazine that made fun of everything. The white house says u. S. President barack obama has been updated on the manhunt in paris by his National Security team. On thursday mr. Obama visited the French Embassy in washington where he quietly signed a book of condolences. Now a portion of what he wrote said quote, we go Forward Together knowing that terror is no match for freedom and ideals we stand for, end quote. At the end, he ended the note with viva la france. Long live france. For more on the attack in paris and what it takes to keep track of thousands of terror suspects in countries around the world, just visit our website, cnn. Com. Question well have an explainer on that. Also was the attack at Charlie Hebdo office part of a much larger terror plot . Well examine that part of the story after this short break. I make a lot of purchases for my business. And i get a lot in return with ink plus from chase. Like 50,000 bonus points when i spent 5,000 in the first 3 months after i opened my account. 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If you look closely there, you can see Charlie Hebdo scrawled ahead or above some of the candles which still burn and one of the many makeshift memorials there. This is certainly a moment when the images you see coming out of paris match the mood of really the entire nation. Lets bring you some new details, though that were learning about the two brothers sus pektdpected in the paris terror attack. What we know at this hour is that french intelligence sources say said kourachi the man on the right, traveled to yemen as late as 2011 where he received weapons training from the al qaeda affiliate there. Now another french source says one of the brothers spent time in syria, the brother on the left in fact. A u. S. Law enforcement officials tells cnn these brothers were in the database of International Terrorist suspects and had been on the nofly list for years. Now, the head of britains internal Security Agency thats mi 5 says the number of terror plots is rising and mass casualty attack against the west are, in fact, being planned as we speak. Andrew parker says more than 20 plots around the world have been directed or provoked by extremists in syria since october of 2013. He made a rare public appearance to make that statement. But his comments raise questions about whether the paris attack was isolated or part of something much larger. Nic robertson has more on that for you. Reporter paris ground zero for the latest islamic terror attack. On the surface, it appears this is retribution for pictures of islams prophet mohammed. But is it part of something larger . The latest battle by islamic extremists, dedicated to the destruction of western values. Its the biggest radical islamist attack in europe in ten years. But one of many in recent weeks across the globe. This is when things get really bad. Less than a month ago, i was stepping through the carnage of another radical islamist attack thousands of miles away. This time pakistan. 132 mostly muslim schoolchildren gunned down cold blooded murder because their taliban islamist killers said their childrens parents were in the army. In the days before that australia, half a world away a radical islamist takes Early Morning customers an employees hostage in a chocolate shop. Two people were killed plus the gunman. That gunman claiming australia claims muslims in syria and iraq. Each attack a different radical rationale given. A world war, all in the name of islam. Somalia, christmas day, an al qaeda affiliate targeting the u. N. Turkey this week a female Suicide Bomber Attacks a Police Station in the main tourist district of istanbul. And a steady background drum beat during the same month. The new normal. The death toll at the hands of radicals climbs. Executions in syria, car bombs in iraq. And in afghanistan this week a car bomb targeting European Police failing, killing yet more innocent civilians. In fact most of those dying are muslims. Collateral damage. This in a world war where you dont see the enemy coming. No lines of tanks on the streets of paris. Just the latest explosion of terror and the havoc it leaves behind. Atlanta. And france isnt the only nation suffering from terror attacks, of course. Nigerians continue to suffer at the hands of boko haram. Heres new information we want to bring to you from the african continue innocent. In northeastern nigeria, there were a new serie