Officials say the three tourists killed in Mexico were believed to have been attacked while trying to prevent their vehicle being stolen.
The bodies of Australian brothers Callum, 33, and Jake Robinson, 30, as well as American Carter Rhoad, 30, were found at the bottom of a well in Baja California state after a days-long search.
According to Baja California state prosecutor Maria Andrade, it's believed that the attackers were trying to steal the tyres from the vehicle and shot the trio when they resisted.
Their bodies were found in a 15ft deep well on Friday, each victim had been shot in the head. Authorities found a burnt pick-up truck, abandoned tents, and a phone nearby.
Three people have been detained by police in suspicion with the attack.
A fourth body was also found in the well, unconnected to the case, officials confirmed.
The Yemeni military has announced early on Monday that seven people, including military personnel and civilians, were killed and 30 others wounded in a Houthi attack on the Red Sea port city of Mocha.
The Government of the Democratic Republic of Congo (DRC) has raised the number of deaths to 1,887 and confirmed Ebola cases to 4,120 on Sunday due to the outbreak that was declared in the east of the country on May 15.
Israeli Prime Minister Benjamin Netanyahu restated his rejection of Donald Trump's latest Gaza plan in televised remarks to his right-wing government on Sunday, even as Israel's military has effectively halted attacks in the territory under pressure from the US President.
Ukraine and Russia accused each other of lethal attacks on Sunday, as President Volodymyr Zelenskiy said Moscow was targeting global food security by striking Odesa's seaport.