Mourning mother, twin brother of slain Texas teen speak out: 'Lost my best friend in the blink of an eye'

Mourning mother, twin brother of slain Texas teen speak out: 'Lost my best friend in the blink of an eye'
Meghan and Hunter Metcalf share their grief on 'The Will Cain Show' after the tragic death of 17-year-old Austin Metcalf at a track meet in Frisco, Texas. Austin, a talented football player, was fatally stabbed in a dispute, leaving the family devastated.