The graveyard or the third-shift hours of 11 p.m. to 7 a.m., once predominantly worked by factory workers, bakers, security guards ... But most of the growth in night shift work is rooted in ...

A suspected DUI driver killed a 28-year-old Stockton security guard in a head-on crash ... "I worked the day shift, he worked the night shift, so at least somebody was home." ...