A subterranean hospital known as the Cave and long the destination for war wounded is now filled with casualties of the earthquake both alive and dead.
Most who took part in antigovernment rallies try to stay below the radar in their own country, but some, particularly those injured in the crackdown, have been forced to flee.
Security officials said that gunmen opened fire on the aid worker’s vehicle in a drive-by shooting in the central Baghdad neighborhood where he lived.