when we return, why conservative voters in iowa have a real problem agreeing on a candidate. they can't agree on the simultaneous equation they are trying to solve. you're watching "hardball," only on msnbc. ♪ girl started blowing up their credit score ♪ ♪ she bought a pizza party for the whole dorm floor ♪ ♪ hundred pounds of makeup at the makeup store ♪ ♪ and a ticket down to spring break in mexico ♪ ♪ but her folks didn't know 'cause her folks didn't go ♪ ♪ to free-credit-score-dot-com hard times for daddy and mom. ♪ v.o.: offer applies with enrollment in freecreditscore.com when bp made a commitment to the gulf, we knew it would take time, but we were determined to see it through. today, while our work continues, i want to update you on the progress: bp has set aside 20 billion dollars to fund economic and environmental recovery. we're paying for all spill- related clean-up costs.