in a few weeks the equipment will be gone and these new 30- foot high columns will be under water for decades. when it is full of water it is different and calm and vereen. reporter: engineers are set to flood the facility in april and it will take a few month to test it. engineers use propane and food grade grease to keep toxic materials from the workplace. in egypt today officials say three people were kill in street battles between opposition protesters and supporters of president mubarak. 600 others have been injured. here is what it looked in cairo 30 minutes ago at four in the morning. there are plenty of people in the square waiting for the dawn of a new day. earlier mubarak supporters were in the crowd on horses and camels using whips and the proteases say the attacks were orchestrated by the mubarak regime. technology from one bay area high tech company is helping egyptians get the message out and maureen has more about the phone service that gives egyptians a
terer square. the violence comes after president mubarak rejected calls to step down immediately. instead he is insisting on serving out the rest of his term. opposition wants him out of office by friday. any kind of seasoned politician will tell you that this man has no political sense. he is politically stupid. reporter: reporters are targeted as well. the soldiers are doing nothing. reporter: anderson cooper says he and and a producer and photographer were attacked. the committee to protect journalists are accused of orchestrating these attacks on them. cooper described the ordeal after the incident. it was pandemonium, a man came up and he would punch you in the face. the the instinct is to push back but you can t do that. reporter: the protesters of the voices are being held globe bally and we have how a company is helping. reporter: in the heart here off of university avenue you will find this company playing a role, it is aiding communication halfway arou