KEY POINTS
  • Police said a suspect was in custody after a shooting caused "multiple casualties" at a Pittsburgh synagogue on Saturday.
  • Three officers were also shot in the attack at the Tree of Life Congregation in Pittsburgh's Squirrel Hill neighborhood.
Police respond to an active shooter situation at the Tree of Life synagogue on Wilkins Avenue in the Squirrel Hill neighborhood of Pittsburgh, Pa., on Saturday, October 27, 2018.

A shooter opened fire during a baby naming ceremony at a Pittsburgh synagogue on Saturday, and people with knowledge of the investigation said at least 10 people were killed.

At least six other people were wounded, including four police officers who dashed to the scene, authorities said.