Updated on: May 1, 2026 / 2:36 AM EDT / CBS News Add CBS News on Google London —  British Prime Minister Keir Starmer was heckled Thursday during a visit to North London, a day after two Jewish men were wounded in a stabbing attack — the latest in a series of incidents that one of Starmer's cabinet members has called an antisemitism emergency. As he arrived in the Golders Green neighborhood, which has long been a hub of the British Jewish community, to meet members of the emergency services, loud booing could be heard and some residents shouted insults including "traitor" and "coward."  A string of recent attacks , including arson targeting synagogues and other Jewish sites, has raised alarm within the community.  "It's utter horror," an Orthodox Jewish resident, who also asked to remain anonymous, told CBS News. "I can't believe what's going on.…