Capitol Police Say One Person Detained After Chopper Lands

A biker rides past the U.S. Capitol , October 14, 2013 in Washington, DC.

Photo by Mark Wilson/Getty Images

U.S. Capitol Police are investigating after a gyro copter with a single occupant landed on the grassy area of the west lawn of the Capitol.

Capitol Police spokeswoman Kimberly Schneider said one person was detained and streets were temporarily closed in the immediate area. A lockdown at the Capitol has been lifted.