TAMPA - A federal grand jury in Tampa is asking for DNA and hair samples from a University of South Florida student jailed four weeks ago in South Carolina on explosives charges, his attorney said. Andrew Savage said in a phone interview Wednesday night that he had no indication why the samples were being sought from his client, Youssef Megahed. *snip* ...Megahed and Mohamed[,] were pulled over for speeding in South Carolina on Aug. 4 about seven miles from the Goose Creek Naval Weapons Station, which houses a military prison for enemy combatants. The men were charged with possession of...