Mars has become a high priority for NASA in recent years, but that wasn't always the case. Sanden Totten reports. Then Madeleine talks to Floyd Norris from the New York Times about today's job numbers, and what it may indicate for the economy. Women's Soccer has been buzzing in London lately, with unexpectedly large crowds for its Olympic events. Mae Ryan has a profile of the company Ossur, which engineered the prosthetic limbs Olympic runner Oscar Pistorious will be using on Saturday. The woman who voices the "50 Shades of Grey" audiobook joins the show to talk about her other job as the voice of children's audiobooks. Plus The Dinner Party and Meghan McCarty's Weekend Alibi.