Sympathy for victims pours in following Chattanooga shootings

Greg, left, and Leslie Walker hold hands during a prayer vigil at Redemption Point Church on Thursday, July 16, 2015, in Chattanooga, Tenn. The vigil followed a shooting at both the Lee Highway Armed Forces Career Center and the Naval Operational Support Center on Amnicola Highway which left five dead, including the shooter, and a Chattanooga police officer wounded.

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photo President Barack Obama speaks to members of the media in the Oval Office of the White House in Washington on Thursday, July 16, 2015, on the shooting in Chattanooga. Obama is promising a thorough and prompt investigation into an attack at two military sites that killed at least four Marines. The president is calling the shooting a "heartbreaking circumstance."

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photo House Majority Leader Gerald McCormick

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