Driver of semitruck where 51 people died didn’t know AC had gone off, court document says

The alleged driver of a tractor-trailer where sweltering conditions led to the death of 53 migrants this week in San Antonio didn’t realize the truck’s air conditioning unit had stopped working, according to a federal criminal complaint filed Wednesday in the investigation into the deadliest human smuggling incident in US history.The alleged driver of a tractor-trailer where sweltering conditions led to the death of 53 migrants this week in San Antonio didn’t realize the truck’s air conditioning unit had stopped working, according to a federal criminal complaint filed Wednesday in the investigation into the deadliest human smuggling incident in US history.