WASHINGTON — The acting chief of the Federal Emergency Management Agency left his job Monday after just six months, according to the Department of Homeland Security, the latest disruption in a year of mass staff departures, program cuts and policy upheaval at the agency charged with managing federal disaster response.

What You Need To Know • The acting chief of the Federal Emergency Management Agency has left his post just six months in, officials say, marking another disruption in a year of staff departures and policy changes • The Department of Homeland Security did not comment on the reason for David Richardson's departure • Richardson, a former Marine Corps officer, had no prior emergency management experience when he took on the role • His leadership was questioned after he d

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