The driver of a concrete truck that hit a school bus in Texas has admitted using cocaine and marijuana in the 24 hours before the crash. Ulises Rodriguez Montoya, 5, a pre-K student at Tom Green Elementary School who was on the bus, and Ryan Wallace, 33, a postgraduate student at the University of Texas who was driving a vehicle behind the bus, were killed in the accident, according to USA Today. Thirty-two people went to local hospitals, Austin-Travis County Emergency Medical Services reported. A YouTube video shows one perspective of the crash. https://youtu.be/UyOIcSG0qa4?si=uQ1s6No4TeWZ6ui…