A Kenyan police officer shot dead six people in a rampage through the capital, Nairobi, on Tuesday and then shot and killed himself.
The officer first shot and killed his wife at their home before setting off with his service-issued AK-47 rifle to shoot dead another five people, police said in a report.
They did not say what had caused the rampage.
"The officer ... went on a shooting spree where he shot and killed five people including two boda boda (motorcycle) riders one who died while undergoing treatment," according to the police report.
Francis Wahome, the officer in charge of Nairobi's Dagoretti area, confirmed the incident and the death toll but and gave no other details.
In a 2010 incident, a police officer in Siakago town, 120 km (74 miles) northeast of Nairobi, shot 10 people dead including two of his colleagues.
A police spokesman said at the time the officer tried to shoot himself but had run out of ammunition, forcing him to surrender to police.
In his first remarks read on state television since taking over, Iran's new supreme leader Mojtaba Khamenei has vowed to keep the Strait of Hormuz closed.
Bahrain's Ministry of Interior has announced on Thursday that four citizens were arrested for carrying out espionage activities with the Iranian Revolutionary Guard Corps (IRGC).
The first passenger train service between the Chinese and North Korean capitals left Beijing Railway Station on Thursday, ending a six-year gap, as China moves to shore up cross-border infrastructure and rebuild ties with its neighbour.
Explosive-laden Iranian boats appear to have attacked two fuel tankers in Iraqi waters, setting them ablaze and killing one crew member on Wednesday, after projectiles struck four vessels in Gulf waters, said port, maritime security and risk firms.