From NPR News in Washington, I'm Nora Raum.Arlen Specter major force in senate for 30 years died today at the age of 82.His family said he has complication of non-Hodgkins lymphoma.NPR reports the moderate republican turn democratic play pivotal rolein the confirmation hearing of 14 year supreme court nominee.It's tribute to Specter smart and skill said he was such influential senator despitethe fact he was consistently authoring in side of both political parties and president.He spent 28 years on the republican side ail until it's cleared he was defeated in the GOP primary.So he promptly switched only to be defeated in Democratic primary in 2010.He was revival by the right of large part because his role in defeatingsupreme court nomination Brit, he was low by left because his role in attacking professor adead hillto help win the conformation of supreme court nominee. NPR news Washington.Both president Obama and Mitt Romney are spending time this weekendpreparing for their next debate which take place Tuesday.