Light, sweet crude for June delivery on the New York Mercantile Exchange rose 47 cents to $116.79 a barrel. Brent crude futures rose 65 cents to $115.21 on London's ICE exchange.

AP reports: Royal Dutch Shell PLC spokesman Precious Okolobo said Saturday that attackers hit a flow station belonging to Shell's joint venture in southern Nigeria and that some oil production had been shut down.

In Iran, Ayatollah Ali Khamenei said Sunday that his country will not bend to international pressure and give up its nuclear program. Iran is the second largest producer in the Organization of Petroleum Exporting Countries.