One of MrBeast’s YouTube co-hosts, Ava Kris Tyson, announced she’s quitting the popular channel after allegations of grooming a minor.Tyson, 28, was recently accused of sending inappropriate messages when she was 20 to a then-13-year-old.Tyson addressed the allegations on social media on Tuesday....................................SNIP.................................Tyson, who came out as a transgender woman last year, was accused of grooming Lava in a 45-minute video posted online in June by the account Prism42, according to Rolling Stone.