More than 1 million migrants expected at border in 2021
U.S. Customs and Border Protection officials estimate over 1 million migrants will arrive at the U.S-Mexico border this year. CBS News homeland security and justice reporter Nicole Sganga tells CBSN's "Red & Blue" anchor Elaine Quijano about the overcrowding she witnessed during a visit to one of the nation's busiest migrant processing facilities in Donna, Texas.
