Oil prices rise again

Crude oil prices were up again on Monday as supply concerns continued after an underwater missile test carried out by Iran and new clashes between militants and the military in Nigeria.

Brent crude May contracts on the International Petroleum Exchange gained $1.80 to $67.71 per barrel after going as high as $67.79 during the day.  Meanwhile, May delivery West Texas Intermediate crude on the New York Mercantile Exchange was up $1.22 to $67.85 per barrel.