As the election outcry in Iran reached its fourth day, news outlets reported that the U.S. government asked Twitter to again delay a maintenance session that could take the service offline.

Associated PressA protester allegedly injured by gunfire from pro-government militia is helped by another protester near a rally supporting leading opposition presidential candidate Mir Hossein Mousavi in Tehran, Iran, Monday.Twitter has been a focal point in coverage of the Iran election, as its users have railed against mainstream-media...