A 17-year-old male was charged on Thursday with the murder of three girls and the attempted murder of 10 more people in a knife attack at a Taylor Swift-themed dance class, UK prosecutors said. The Crown Prosecution Service (CPS) said it had authorised Merseyside Police to charge the suspect with three counts of murder over the deaths of Bebe King, six, Elsie Dot Stancombe, seven, and Alice Dasilva Aguiar, nine. The suspect will appear at court in Liverpool, in northwest England, on Thursday. The town of Southport, where Monday’s tragedy unfolded, was still reeling from the attack, and from vi…