marijuana but we have encountered them. >> herman rivera says he like many agents are struggling to manage migrants medical and military needs while preventing drugs from reaching the us, jim carroll, donald trump's drugs are told fox news exclusively he shares the same concerns. >> they are trying to help people, make sure they survive the journey but they have no ability to focus on the core mission of finding out what is coming into this country. >> our cameras were there. the border patrol in south texas says it is receiving between 700 to 1000 migrants every day. >> just part of the job really. it really affect every agent out here, the kids. >> back in washington several lawmakers have criticized border patrol's handling of the migrant crisis, some comparing facilities like the ones in south texas to concentration camps. >> cvp are superheroes for what they are doing here. >> border patrol initials