Plus'Rolling Thunder' Honors POW-MIA's'Rolling Thunder' Honors POW-MIA'sThe Associated PressMembers of the Rolling Thunder motorcycling group roared into town for a White House visit Sunday, where they presented President George W. Bush with his own cowhide vest jacket and pushed for increased veterans benefits. (May 25)(nats of bikes)As they have done for 21 years...(nats of bikes)Thousands of motorcyclists roared into the nation's capitol.(nats of bikes)It's called Rolling thunder...(nats of bikes)... And it honors troops held captive or missing in action.(nats bush)Rolling Thunder leaders met with President Bush at the White House--and even gave him a leather vest to mark the occasion.(NATSOUND)GONNA TAKE A RIDE ON A HOG MR. PRESIDENT? I DON'T THINK SO (LAUGHTER).Among the riders and those who turned out to support them--many military veterans. Men and women who are closely watching this year's presidential campaign.Some have bristled at this statement by Democrat Barack Obama...