A top House Republican, Steve Scalise of Louisiana, was shot Wednesday at a congressional baseball practice just outside of Washington, officials said. Several other people were also believed to have been hit, according to a lawmaker who witnessed the shooting.

Scalise, the House majority whip, was in stable condition at George Washington University Hospital, according to one congressional aide. His injuries were not believed to be life-threatening.

President Donald Trump said he was 鈥渄eeply saddened by this tragedy鈥� and was monitoring developments.

The shooting occurred at a baseball field in Alexandria, Virginia, where lawmakers and others were gathered for a morning practice. Alexandria police said a suspect was taken into custody and 鈥渘ot a threat.鈥�

Rep. Mike Bishop, R-Mich., said Scalise was at second base when he was shot.

鈥淚 was looking right at him,鈥� Bishop told Detroit radio station WWJ. 鈥淗e was a sitting duck.鈥�

Rep. Mo Brooks, an Alabama Republican, said two law enforcement officers were believed to be among the others shot.

Brooks said that Scalise, 51, was down on the ground with what Brooks described as 鈥渁 hip wound.鈥� The Alabama lawmaker said he colleague 鈥渃rawled into the outfield, leaving a trail of blood.鈥�

鈥淲e started giving him the liquids, I put pressure on his wound in his hip,鈥� Brooks said.

House Speaker Paul Ryan鈥檚 office said Scalise鈥檚 wounds were not believed to be life-threatening and that a member of the security detail was also shot.

Scalise is the No. 3 House Republican leader. He was first elected to the House in 2008 after serving in the state legislature.

Katie Filous was walking her two dogs near the field when she heard 鈥渁 lot of shots, probably more than 20.鈥� She said the shooting 鈥渨ent on for quite a while.鈥�

Filous said she saw the shooter hit a uniformed law enforcement officer, who she said was later evacuated by helicopter. She said the officer had gotten out of a parked car, drawn a handgun and shouted something to the gunman, who then fired.

Rep. Jeff Duncan said in a statement that he was at the practice and 鈥渟aw the shooter.鈥�

鈥淧lease pray for my colleagues,鈥� Duncan said.