Oil retreats on oversupply worries

Nov 11 (Reuters) – Oil prices dipped in early Asian trade on Tuesday, trimming gains from the previous session as oversupply concerns outweighed optimism over a potential resolution to the U.S. government shutdown. Brent crude futures fell 13 cents, or 0.2%, to $63.93 a barrel by 0100 GMT. U.S. West Texas Intermediate crude was at $60 a barrel, also down 13 cents, or 0.2%. Sign up here. Both benchmarks gained around 40 cents in the previous session. The longest government shutdown in U.S. history could end this week after a compromise that would restore federal funding cleared an initial Senate…