Malaysia

At least 176 have been killed in Thailand and three in Malaysia, while the death toll climbed to 604 in Indonesia on Monday, with 464 missing, according to official figures.

Dozens of families are trapped in their homes by flood waters in the commercial capital of Colombo, which is one of the worst affected places.

Large parts of Indonesia, Malaysia and Thailand have been stricken by cyclone-fueled torrential rain for a week, with a rare tropical storm forming in the Malacca Strait.

Torrential rains and a rare cyclone triggered deadly floods and landslides in North Sumatra, killing 28, isolating towns and forcing thousands to evacuate.

The status of the other two boats was unknown, and a search-and-rescue operation was ongoing, he said.

US President Donald Trump arrived in Malaysia for the ASEAN Summit, where he will witness a ceasefire deal between Thailand and Cambodia and lead key trade talks with China and Brazil.

The Republican leader hopes to pile up trade, critical mineral, and ceasefire deals before turning to the toughest challenge, a face-to-face with Xi on Thursday in South Korea.

The Southeast Asian neighbors waged their deadliest conflict in more than a decade accuse each other of starting the fighting last week.

"The signing of this... marks an important step toward establishing a robust civil nuclear partnership between the United States and Malaysia," the State Department said.

Muslim-majority Malaysia has detained hundreds of people for suspected militant activities after a 2016 attack in the capital, Kuala Lumpur, that was linked to Islamic State.