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 5:49 Kelly Clarkson hilariously attempts handmade pasta with chef Evan Funke 1:36 O.J. Simpson's cause of death revealed 2:03 Does Shakira still believe in love following Gerard Piqué split? 2:36 Super dad makes Mario-themed obstacle course for son's birthday 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business'