 This is a small amount of oil but it could be a big signal. The US is buying back 3 million barrels to refill the SPR for February. The US will also offer 2 million barrels to meet refinery needs due to the Keystone XL shutdown.The report is from Reuters, citing a senior energy dept official.This year theyve released 180 million barrels.Update: Heres the full announcement. WTI crude is still down 1.688 to 74.42 today. This article was written by A... 