CNN CNN Newsroom Live September 20, 2021 04:20:00
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 unite...