U2 announces the release of their new album free on iTunes. (Apple)
U2 performs live in Cupertino at an Apple event. (Apple)
U2 performs live at the Apple event in Cupertino on Tuesday, Sept. 9, 2014. (Apple)
The Apple Watch tracks three different types of movements. (Apple)
Tim Cook introducing health and fitness features on the new Apple Watch. (Apple)
Tim Cook wearing the new Apple Watch. (Apple)
The Apple Watch (Apple)
(Apple)
(Apple)
(Apple)
(Apple)
(Apple)
(Apple)
(Apple)
Media and guests heading into the Flint Center in Cupertino for Tuesday's Apple event. (Apple)
CUPERTINO, Calif. -- Apple is unveiling new products today in Cupertino.