Accusations fly as pro-Israel groups spend big to oust progressive House Democrat

Jamaal Bowman faces challenge from George Latimer in New York primary that has become testy - and expensive

It was one of the hottest days of the year in New York City on Saturday - but as Alexandria Ocasio-Cortez took to the stage in the Bronx, you wouldn't know it.

At a rally to support Jamaal Bowman, the progressive Democrat facing a primary campaign that has seen pro-Israel lobbying groups pump more than $15m into the race, Ocasio-Cortez was amped up.