Tragic news from Phnom Penh:
"Cambodia's prime minister says more then 180 people have died in a stampede during the celebration of a water festival in the capital." (The Associated Press)
According to the wire service, more than 2 million people were expected at the three-day festival and "a witness said the crowd began to panic when a few people fell unconscious in the crush."
The BBC says the panic came "after a concert on Diamond Island, which followed a boat race on the Tonle Sap river regarded as a highlight of the festivities."
Update at 2:45 p.m. ET: Both AP and Reuters now report the prime minister says the death toll is at least 339 and that about the same number of people were injured.