...for 'balding white man in his 40s' Federal investigators are on the ground at the scene where an 'improvised explosive device' detonated Tuesday next to the Colorado Springs chapter of the NAACP. The blast happened about 10:45am outside a barber shop next door to the group's building, which is about an hour south of Denver. Eyewitnesses said they heard a 'loud boom' as the improvised device, which was placed next to a can of gasoline, went off. The contents of the can didn't ignite, federal officials said. I was cutting somebody's hair and I heard the explosion,' Gene Southerland, who...