bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor 110-s-2975,O000167,"Sen. Obama, Barack [D-IL]",D,IL,2008-06-02,0 110-s-2975,C000567,"Sen. Cochran, Thad [R-MS]",R,MS,2008-05-02,1 110-s-2975,W000437,"Sen. Wicker, Roger F. [R-MS]",R,MS,2008-05-02,1