LONDON (AP) — British Prime Minister Keir Starmer tried to strengthen his grip on office Monday, saying he was getting on with the job after taking blame for the Labour Party’s disastrous election results that have put his leadership in jeopardy. Starmer sounded like he was giving a campaign speech but his audience was made up of workers at Labour’s headquarters. He thanked them for their hard work despite the party’s losses in the May 7 local and regional elections. “The election results were