Britain's former deputy prime minister, Angela Rayner, a potential rival to leader Keir Starmer, said on Thursday she had been cleared of deliberate wrongdoing over her tax affairs, overcoming a hurdle to mounting any leadership bid. Rayner used two interviews to signal she was not ready yet to say whether she would throw her hat into the ring if a leadership contest is triggered against the British prime minister, but said Starmer should "reflect" on his position. She is the latest senior Labour politician to heap pressure on Starmer, after dozens of lawmakers in his own party called on him to set out a timetable for his departure after a disastrous set of results in local elections. Health minister Wes Streeting, on the right of the party, was also expected to resign on Thursday to launch his own bid to challenge Starmer for the leadership. Rayner is on the so-called "soft left" of Labour.…