A U.S. Marine died on Sunday after a vehicle rollover in Twentynine Palms, California, according to the United States Marine Corps.

According to a social media post by the Marine Corps Air Ground Combat Center Twentynine Palms, a Marine assigned to the Tactical Training Exercise Control Group was pronounced dead on Sunday.

He was involved in a vehicle rollover with a high mobility multipurpose wheeled vehicle on Saturday at the Marine Corps Air-Ground Combat Center, the post said.

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The Marine was transported to Robert E. Bush Naval Hospital, Twentynine Palms before he was medically evacuated to Desert Regional Medical Center in Palm Springs, California, where he was pronounced dead.

No other Marines were injured in the incident.

The identity of the Marine will not be released until 24 hours after all next-of-kin have been notified of his death.

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"We extend our deepest condolences to the family, friends, and colleagues of the Marine during this difficult time," Marine Corps Air Ground Combat Center Twentynine Palms said in a statement.

The incident remains under investigation.

A man was arrested in Houston, Texas, on allegations he sold and shipped counterfeit cancer drugs worth tens of thousands of dollars to people in the U.S.

Sanjay Kumar, 43, of Bihar, India, was indicted by a federal grand jury on Thursday.

He was arrested on Friday in Houston while he was in the U.S. to negotiate additional deals to expand his illicit business of selling fake oncology pharmaceuticals in the U.S., according to the U.S. Justice Department.

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Kumar and his co-conspirators are accused of orchestrating the sale and shipment of counterfeit versions of Keytruda and other oncology pharmaceuticals to unsuspecting people in the U.S.

The DOJ said genuine Keytruda is a cancer immunotherapy that is approved in the U.S. for 19 different indications, including for treatment of lung cancer, head and neck cancer, gastric cancer, cervical cancer, breast cancer, Hodgkin lymphoma and melanoma.

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Merck Sharp & Dohme LLC has the exclusive right to manufacture and distribute Keytruda in the U.S., according to the DOJ.

Kumar is charged with one count of conspiracy to traffic in counterfeit drugs and four counts of trafficking in counterfeit drugs. If convicted, he could face as many as 20 years in prison on each count.