Gunman shoots House Majority Whip Steve Scalise at baseball practice

A police officer mans a shooting scene after a gunman opened fire on Republican members of Congress. (REUTERS/Joshua Roberts)

(AP Photo/Kevin S. Vineys)

Majority Whip Steve Scalise (R-LA) is the third-highest ranking House Republican and has a round-the-clock police detail. (REUTERS/Joshua Roberts)

Police and emergency personnel are seen near the scene where House Majority Whip Steve Scalise of Louisiana was shot during a Congressional baseball practice in Alexandria, Va. (AP)

(AP Photo/Cliff Owen)

(Facebook via AP)

(Senate Television via AP)

(REUTERS/Mike Theiler)

(Illinois DMV)

(REUTERS/Joshua Roberts)

(House Television via AP)

(AP Photo/Andrew Harnik)

(Derik Holtmann/Belleville News-Democrat via AP)

(Joseph Miscavige via AP)

(AP Photo/Andrew Harnik)

(AP Photo/Cliff Owen)

House Democrats pray for Republican colleagues after hearing about the horrific shooting. (Courtesy of Rep. Ruben Kihuen )

Map of the baseball field where Scalise and others were shot.  (Bing Maps)