nothing, can they be held accountable? peter johnson, jr. will say something about that. >> steve: here is clayton and dave for a look at what happens on the weekend. >> ali: and their new co-host. >> they keep getting younger. alex is in. >> he's vibrant and young. coming up this weekend on the show we'll meet a 17-year-old. she just won a science fair. she created an app that can accurately predict breast cancer up to 99.1% accuracy. how in the world did a high schooler do this and no one else could? we'll interview her. >> don't be fooled by the s word. why that salad may have more calories than your fast food burger. we'll tell what you to look out for. now back to our summer concert series. here is aaron lewis with the song "forever".