It is july in phoenix, arizona, and jeff is running errands with his 6-month-old daughter strapped into her carrier in the back seat. jeff stops at work to grab some files but gets waylaid by coworkers and ends up spending 3 hr at the office. when jeff returns to the car, he finds his child unresponsive, apparently overcome with the heat. the child is pronounced dead at the hospital. with what crime is jeff likely to be charged