Remembering Muslim terror in Washington, D.C., 30 years ago:

The small scar above Marion Barry’s heart has had three decades to fade, but it’s still noticeable — evidence that some things don’t disappear with time.

For 39 hours in March 1977 — before the word “terrorism” entered our daily vocabulary — 12 gunmen paralyzed the District in a three-point siege. The group of Hanafi Muslims held about 150 people hostage in three buildings, and before they surrendered, a young reporter was killed and dozens were injured, including D.C. Council member Barry. A shotgun pellet pierced his chest, right above his heart, nearly killing him…

…This morning, many who remember those three days and others who simply recognize their significance will gather in the Wilson Building’s fifth-floor press room. They will unveil two plaques and dedicate the room to Maurice Williams, the WHUR-FM radio reporter who was shot as he stepped off an elevator in the District Building, the name of the city government’s headquarters at the time.

The building was one of the three places targeted in the siege, along with the B’nai B’rith International Center, at the time on Rhode Island Avenue NW, and the Islamic Center, on Massachusetts Avenue NW…