A 13-year-old boy faces attempted murder charges after he shot a store owner in downtown Woodbury while trying to rob him at gunpoint.The youth, whose name has not been released due to his underage status, is in juvenile custody facing petitions on charges of attempted murder and aggravated robbery. He could face confinement with the state until his 19th birthday if he is found guilty.The incident happened Thursday night at Leland’s Furniture and Home Decor located in downtown Woodbury across the street from Cannon County Courthouse.“I thought it was a prank,” store owner Rick Ferrell told the Standard on Friday. Ferrell said the 13-year-old walked into his store and pointed a gun in his face.