UPDATE: Southwest Chief Passenger Train Derails Near Cimarron

UPDATE: The Latest on an Amtrak passenger train that derailed in southwest Kansas. (all times local):

12 p.m.

Officials say two of the people injured when a passenger train derailed in western Kansas are in critical condition.

Caytie Martin, a spokeswoman for the Northwest Texas Healthcare System, says the two were airlifted to the Amarillo, Texas, hospital after the early Monday derailment near Cimarron, a rural community about 160 miles west of Wichita.

Amtrak says 32 people were treated at hospitals and nearly all of them had been released by late morning.

A hospital in Dodge City says it admitted a patient who is in stable condition and a hospital in Garden City says it admitted a patient in good condition.

The train with 131 passengers and 14 crew members was headed from Los Angeles to Chicago. An Amtrak spokesman says one crew member was treated at the scene.

10:40 a.m.

A government official says an engineer noticed a significant bend in a rail ahead and hit the emergency brakes before a passenger train derailed in western Kansas.

The U.S. official who was briefed on the investigation into the early Monday derailment of the Amtrak train says the train appears to have been travelling at about 75 mph when the engineer pulled the emergency brake, slowing the train.

Amtrak says 32 people were taken to hospitals for treatment and that 29 had been released by late morning. The train was travelling from Los Angeles to Chicago.

Federal investigators are headed to the scene of an Amtrak train derailment in southwest Kansas.

National Transportation Safety Board spokesman Keith Holloway says the agency is sending a team to investigate Monday’s derailment. He says more information will be released once the team arrives in Kansas.

An Amtrak statement says the train was traveling from Los Angeles to Chicago when it derailed just after midnight about 20 miles west of Dodge City. Amtrak says the train had about 128 passengers and 14 crew members on board.

Kansas Highway Patrol communication specialist Patricia Munford says five train cars are on their side.

Grey County spokeswoman Ashley Rogers says 29 people were hurt but that none have life-threatening injuries.