Rae Bareli/Amethi, May 4 -- Congress leader Rahul Gandhi on Friday returned to the Lok Sabha fray in Uttar Pradesh by taking the poll plunge from pocket borough Rae Bareli but his sister Priyanka Gandhi Vadra refrained from contesting from erstwhile stronghold Amethi, ending a weeks-long suspense over the two high-profile seats considered the party's best chance at winning in India's most populous state....