TikTok July 27, 2020 4:18 am Meet the High School Student Offering Free Math Classes on TikTok A 16-year-old rising high school senior, Alexis Loveraz, has turned to TikTok to provide one-minute math lessons for students who need help with the subject. US & World Videos 2:24 In the news: Freeway shootings, ‘California Forever' plan moves forward, good Samaritans 1:45 NYPD enters Columbia University in riot gear to clear protest 1:48 Bay Area food banks deal with critical shortage 2:19 Suspect arrested for operating brothel in San Jose 2:25 San Francisco mayoral candidate proposes university campus to revitalize downtown