Cady's husband Josh and son Jamey

This week: Big Stars, Big Giving
Alina Cho looks at celebrity philanthropy and how these big stars can make a big impact. Through one-on-one interviews with Elton John, Ben Stiller, Madonna, Martha Stewart and Richard Branson, she shares what causes have become their passion, and how you can get involved.

Don't Miss: A Soldier's Story
We're tracking three recruits from their final days as civilians through to deployment. It's an unprecedented look inside the life of a soldier. CNN's Jason Carroll reports.

Don't Miss: Counting Down Cady
Watch American Morning each week as we follow NASA astronaut Cady Coleman on her year-long mission to space. Look here for blogs, photos and video updates from Cady as she documents the behind-the-scenes life of an astronaut.

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