NCAA: Texas A&M leads Purdue 32-25 at half   Immigration activists rally for change   Flood fears recede in Fargo as river hits crest   NCAA: Duke leads California 37-24 at half   NCAA: Lucas likely tore left Achilles' tendon   NCAA: A game of one-on-one-upmanship   Greenberg sells AIG stock to UBS for $278 million   AL MVP Joe Mauer agrees to a $184 million contract extension with the Twins.   French left beats Sarkozy's party in regional vote   AP Sources: Two Woods interviews to air Sunday   Obama order on abortion locks in health care votes   Thousands rally for immigration reform in DC   Obama plans health care statement Sunday night   No. 2 seed West Virginia beats 10th-seeded Missouri 68-59 in second round of NCAA tournament.   NCAA: Cornell beats Wisconsin 87-69   No. 12 seed Cornell beats fourth-seeded Wisconsin 87-69 in second round of NCAA tournament.   NCAA: Michigan State beats Maryland 85-83   No. 3 seed Xavier beats East Tennessee State 94-82 in first round of NCAA women's tournament.   No. 5 seed Michigan State beats fourth-seeded Maryland 85-83 in second round of NCAA tournament.   Recount calls add to Iraq's political tension