Nick Reiner, 32, was arrested hours after his parents, prolific director-actor Rob Reiner and producer and photographer Michele Singer Reiner, were found dead in an apparent homicide. The 32-year-old was taken into custody at 9:15 p.m. on Sunday and booked into jail at 5:04 a.m., according to online jail records. “We have our Robbery Homicide division handling the investigation,” Los Angeles Police Chief Jim McDonnell told press on Monday. “They worked throughout the night on this case and were