EFELos Angeles, US

At least 46 people, believed to be migrants, were found dead inside a truck trailer in San Antonio, Texas, on Monday, according to the city's officials.

Another 16 people, including four children, were taken to hospitals, San Antonio Fire Chief Charles Hood said at a press conference.

"The patients that we saw were hot to the touch. They were suffering from heat stroke, heat exhaustion," Hood said, adding there were no signs of water or working air conditioning in the vehicle.