SAN ANTONIO – U.S. Rep. Joaquin Castro, Bexar County Judge Nelson Wolff, Bexar County Precinct 1 Commissioner Becky Clay-Flores and San Antonio Mayor Ron Nirenberg toured a shelter for unaccompanied migrant children at Freeman Coliseum on Tuesday afternoon. The tour was held less than 24 hours after buses with about 500 migrant children who crossed the U.S.-Mexico border arrived at the Freeman Coliseum Expo Center. The group wanted to visit the facility to make sure the children were being given the proper housing and support. The U.S, Department of Health and Human Services is working to make sure the unaccompanied children are unified with their families or put with suitable sponsors in the U.S. Bexar County Precinct 1 Commissioner Becky Clay-Flores and San Antonio Mayor Ron Nirenberg appear at a news conference after touring a shelter for unaccompanied migrant children at Freeman Coliseum on Tuesday afternoon.