Shia Muslims carry Iranian and religious flags through Tehran during Arbaeen, while boys sing religious and political songs and volunteers prepare food and drinks for mourners. 

The annual commemoration is held 40 days after the anniversary of Imam Hussein's killing at Karbala in 680.

Palestinians in Gaza City hold a mass funeral for more than 100 people whose remains were recovered from the rubble after nearly three years of war. 

President Donald Trump says the US and Iran are actively engaged in negotiations despite Tehran's denials and warns that Iran faces its "last chance to sign" a good deal. "We are talking, right now," Trump tells reporters, adding, "I want to give them every last chance before decapitation."

Taiwan conducts early recall training for reservists on assigned weapons ahead of its annual Han Kuang exercises. The annual military drills -- which will start this Wednesday -- aim to prepare the island's troops and civilians for a potential Chinese attack.

Flames burn through forested areas around Spokane, in the northwestern US state of Washington, as firefighters battle a complex of wildfires that has destroyed homes and forced residents to evacuate.

Gazan skaters find escape amid ruins

'Israeli' forces raid the northern West Bank's area of Nablus

Indonesian ferry carrying 271 people catches fire 

Burned-out vehicles lined the Morocco-Ceuta border following overnight clashes. Authorities have not yet released full details on the violence or reported the extent of casualties and damage.

Thousands of Iranian pilgrims are traveling to Karbala, Iraq, to take part in Arbaeen commemorations, one of the world's largest annual religious gatherings honoring Imam Hussein.