Who caught the game-winning touchdown pass in Super Bowl XLIII for the Steelers?

Santonio Holmes

In Marvel comics, which scientist develops the Gamma Bomb that turns Bruce Banner into Hulk? Who composed "Pictures at an Exhibition"? Who is the Marvel hero known as the 'Man Without Fear'? What mobile base does the X-Men team originally use as an aircraft? Who was the youngest MLB pitcher ever to throw a no-hitter?