Who was the first NFL player ever to win back-to-back MVP awards?

Jim Brown

Who was Paul's companion who preached with him in Philippi and sang songs in jail? Name the composer who became deaf later in life but continued to compose music? What singer-songwriter performed the classic "Heart of Gold"? Which rhesus factor in daily practice is most relevantly identified as positive or negative in blood types? What US state is nicknamed the 'Peach State'?