Westbrooks played high school football at Riverdale High School in Riverdale, Georgia, garnering first-team All-Region recognition his junior year and second-team All-Region honors as a senior.
He appeared in 13 games, starting 12, as a sophomore in 2011, recording 60 tackles, one interception, three pass breakups and one fumble recovery.
Westbrooks once again played in 13 games, starting 12, his junior year in 2012, totaling 43 tackles, seven pass breakups and two interceptions, one of which was returned for a touchdown.
[1] He started all 10 games he played in his senior year in 2013, accumulating 32 tackles, seven breakups and two interceptions.
[10] Westbrooks was signed to the practice roster of the Montreal Alouettes of the Canadian Football League on October 10, 2015.