Investigators have seized writings that they believe belong to the suspect as they search for a motive in the fatal attack.

The authorities said the shooter was motivated by opposition to the war in Gaza when he killed two young Israeli Embassy employees in Washington.

A solemn vigil was held outside the White House to remember Sarah Milgrim and Yaron Lischinsky, the young couple who worked together at the Israeli embassy in Washington and were fatally shot after an event at the Capital Jewish Museum.

The FBI hauled boxes of evidence from the Albany Park home of the man charged with killing two Israeli Embassy employees in Washington D.C. Wednesday night.

Groups that monitor hate crimes said the Hamas attack in 2023 and the subsequent war had helped fuel tens of thousands of anti-Jewish incidents globally, including cases of verbal abuse and violence.

The man and the woman were shot dead outside the Capital Jewish Museum near Penn Quarter, Washington DC, and police have warned members of the public to avoid the area