BRITAIN-ATTACK

Flowers, messages and candles are pictured in St Ann's Square in Manchester, northwest England on May 25, 2017, placed in tribute to the victims of the May 22 terror attack at the Manchester Arena. Police said they arrested two men Thursday in the Manchester area in connection with the deadly bombing of the Ariana Grande pop concert, while a detained woman was released without charges. Britain has raised its terror alert to the maximum level and ordered troops to protect strategic sites after 22 people were killed in a suicide bomb attack a pop concert on May 22. (Photo by Ben STANSALL / AFP) (Photo by BEN STANSALL/AFP via Getty Images)