Haitian President Jovenel Moise was assassinated in the president’s private residence by unknown gunmen early Wednesday morning.

Moise’s wife was also wounded in the attack, according to a statement released by Haiti’s Interim Prime Minister Claude Joseph. The assassination is a dramatic end to a presidency marked by controversy and widespread protests, and Moise’s killing is the latest of many crises that have rocked Haiti for decades.

Here are five things to know about the developing situation in Haiti.