The animal was found in the Petworth neighborhood, the D.C. fire department said.
Police said they stopped someone in connection with the incident.
The tree apparently dates to the 19th century.
The man, whose identity was not disclosed, is accused of threatening rescue workers who were responding to a reported pedestrian accident, Anne Arundel police said.
The state has a history of support for gun rights, but there are signs of a shift.
- Perspective
Plenty of history happened inside this 171-year-old structure, built as a gamble.
A cold front will slide through the region on Sunday afternoon, triggering some late day thunderstorm activity.
Anthony Harris, 39, was found shot in the 5300 block of E Street SE.
Cynthia Ann Day and Nathaniel Edward Holmes, of Prince George’s County, were found with several heart medication bottles nearby.
Eleven of the victims were city employees, and one was a contractor, police said.
Almost 700 people have lost their jobs, and a Western Maryland town has lost its center.
- Perspective
Some even called for the end of the annual competition.
Man was critically wounded near Davidsonville Road, police say.
A longtime employee opened fire, police said. They said the shooter was killed in a gun battle with officers.
Additional tornadoes may have touched down in Frederick and Spotsylvania County as storms raced through Washington region.
Two twisters touched down in Howard County, Md., and another was recorded in Frederick County.
Despite rule changes in response to past two-way ties, this year's questions were no match for an elite octet crowned co-champions. Some say they should have been harder.