April 7, 2009 7:58 am Watch: Final Moments Before Mom Guns Down Son Watch the final moments before a mother shoots her 20-year-old son and then turns the gun on herself at a crowded Florida shooting range. US & World Videos 1:12 5 things to know about Tom Thibodeau 2:38 High Schooler donates 7,000 pounds of homegrown produce to Iowa community 21:18 Jim Gaffigan gives hilarious dad advice to Kelly Clarkson audience 9:45 Orlando Bloom says he's shocked he's still alive after filming his new adventure show 2:45 Boaters face possible punishment for littering in Boca Inlet