Teacher gets emotional after former student thanks him for believing in her

This "Beg-Knows America" is the latest installment of David Begnaud's series "The Person Who Believed in Me," where David heads to Florida to meet a medical student who says her high school science teacher taught her how to "look at the positives in life."

A Florida high school teacher who had sex with a 17-year-old student on campus was sentenced to seven years in prison and 15 years of probation on Thursday.

Jason L. Bailey, 48, was found guilty in April of sexually assaulting a girl between the ages of 13 and 16.