LONDON – United Kindom’s communications regulator on Thursday launched an investigation into whether social media platform TikTok is doing enough under U.K. law to protect children from harmful content.“This investigation will seek to establish whether there are reasonable grounds to believe that TikTok has failed, or is failing, to comply with its legal obligations,” Ofcom said in a statement.It added that it would in particular look at TikTok’s age verification model.TikTok, owned by China-based ByteDance, said it was “confident” that it met obligations set out by Britain’s Online Safety Act, introduced last year to toughen laws around children’s safety.“We strictly…