The suspect accused of shooting two West Virginia National Guard members in Washington, D.C., had been struggling with his mental health — often isolating himself in a dark room — in the years after he left Afghanistan and entered the U.S. , according to emails sent by a case worker who was helping his family access services after they resettled in Bellingham, Washington.

Rahmanullah Lakanwal, 29, entered the U.S. in 2021 as part of the Biden-era Operation Allies Welcome after the chaotic U.S. withdrawal from Afghanistan, officials said.

The case worker, a volunteer who supported many Afghan families with business and finance-related issues, told CBS News that when they first met in 2022, Lakanwal did not speak good English, so they spoke thorough an interpreter. The worker descr

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