Arizona driver arrested after 31 immigrants found in big rig

TUCSON, Ariz. (AP) — Authorities say an Arizona man has been arrested on suspicion of human smuggling after 31 Mexican immigrants were found in the tractor-trailer he was driving.
U.S. Border Patrol agents assigned to the Interstate 19 immigration checkpoint near Amado say the 40-year-old driver is a resident of Nogales, Arizona.
His name wasn’t immediately released Tuesday.
They say a Border Patrol dog alerted agents to the big rig for a secondary inspection and they discovered the