SUBHEAD: The terrifying incident has generated nearly 7M views on TikTokA group of everyday New York City subway riders delivered some street justice to a crazed man who randomly grabbed a screaming woman on a platform and ushered her forward, dramatic viral video shows. The group sprang into action on Sunday morning atop a Brooklyn subway platform when they heard the young woman screech for help as the heavy-set man bear hugged her from behind and propelled her forward. "Stop, stop, help," the 20-year-old woman can be heard yelling as a group of onlookers quickly surrounds him and demands that...