Stock futures rise helped by higher oil prices

Traders work on the floor of the New York Stock Exchange (NYSE) in New York City, U.S., May 9, 2016. REUTERS/Brendan McDermidMoreBy Tanya Agrawal
(Reuters) – U.S. stock index futures were higher on Tuesday, helped by a rise in oil prices as the raging wildfire in Canada hit supplies and temporarily eclipsed concern over high global inventories.
* Oil prices were up more than 1 percent, driven by supply disruptions in Canada and elsewhere that have knocked out 2.5 million barrels of daily p