Photo by Tolga Akmen / AFP via Getty Labour’s war of words has entered its third day. After Tony Blair made a major  intervention  on Wednesday with almost 6,000 words of warning for the Labour Party, Andy Burnham, Keir Starmer and Wes Streeting have all set out their own versions of a riposte. Labour’s “battle of ideas” has certainly begun. Streeting was first out of the blocks, sharing his response to the former prime minister in the  Guardian   on Wednesday evening. Of the three men, Streeting’s politics are closest to Blairism. The former health secretary is a darling of Progress, the think tank founded in 1996 to support Blair’s leadership. Streeting announced his intention to run for the Labour leadership at the group’s conference in the City of London on 18 May. But though they hail from the same Labour tradition, Streeting was deeply critical of Blair in his response.…