1. President Trump predicted that Thursday’s attack in Paris will have a “big effect” on the country’s coming presidential election.

The gunman was identified as Karim Cheurfi, a 39-year-old French citizen with a long record of violent crime. A note found near his body expressed support for the Islamic State.

The police officer he killed, Xavier Jugelé, was remembered for defending gay rights. Above, tourists returned to the Arc de Triomphe, near the scene of the shooting.