Beyonce has made a rare political appearance, as she hugged Kamala Harris at a presidential campaign rally, telling voters: “We need to sing a new song.”

While she did not perform – unlike in 2016 when she sang at a rally for Hillary Clinton in Cleveland – she spoke as Ms Harris warned that her Republican rival for the White House wants women’s rights to be further eroded.

“I’m not here as a celebrity, I’m not here as a politician. I’m here as a mother,” Beyonce told the crowd…