A Florida mom and pediatrician warned parents to better monitor their children’s internet activity after she found a disturbing clip that appeared to encourage children to harm themselves, inserted into gaming videos on YouTube and YouTube Kids. Dr. Free Hess, from Gainesville, Florida, found the 9-second-long suicide instructions sandwiched between clips of the Nintendo game Splatoon last week and shared it online to caution other parents. "Remember kids, sideways for attention, longways for results," a man said while demonstrating the cutting motion on his arm. "End it." The man, identified by CBS News as YouTuber Filthy Frank, has over 6.2...