western africa traditionally cross in this area because they have known individuals previously who have cross in this area. they say the community across the border is relatively safe. so traditionally it s because of word of mouth. now, there is still nearly 12,000 migrants at that bridge waiting to be processed by u.s. immigration or authorities. the head of u.s. homeland security plans to travel himself to the border to assess the situation. cnn s rosa flores takes a look at the desperate living conditions at this migrant camp. reporter: i ve never seen anything like this in the united states. take a look. this is a migrant camp in del rio, texas, underneath the international bridge. days ago, there were a few tents out here. there was a small tent city. now you can see that it has grown significantly. people have used what looks like
meaning conditions are favorable for the spread of wildfires. the warning affects about 6 million people and includes the dixie fire, which has already burned nearly a million acres. crews are also battling a fire in the sequoia national park, an area where some of the world s largest and oldest trees are located. officials hoping to avoid a repeat of last year, when thousands of sequoia trees were destroyed in an especially bad fire season. let s bring in cnn meteorologist jean norman now. when it comes to all these fires, what are you seeing? michael, the situation couldn t get any worse in california as once again, we re seeing the drought and the heat leading to a record wildfire season. just another one of the fingerprints of climate change. let s talk quickly about what s going on with the sequoia fire rather, with the sequoia forest because we ve got two fires near there, over 21,000
acres that are not contained. you see how close they are to the forest. that s why we saw scenes like this develop toward the end of last week. officials wrapping the giant trees, which are basically nearly as tall as the statue of liberty. now, of course the forest is home to thousands of trees, and because of the increase in fires that we ve been seeing, they re at greater risk from fires thanks to climate change. prior to that, they hadn t quite been seeing so many problems with fires. in fact, in 2020, the castle fire killed hundreds of trees in that area. over the weekend, we watched something that we thought was going to be helpful, a co-front moving in. it brought some rain to the pacific northwest, but it also allowed high pressure to develop, and that means an offshore flow. that s not good because those winds will increase, and that is the reason why we have the fire risk danger at the critical level in northern california, not near the sequoia forest area, but still a concer