Crude oil prices fell below $80 for the first time in two weeks on Monday.  Crude oil for April delivery closed at $79.80 in trading on the NYMEX.

Elsewhere across the energy sector...April contracts on the NYMEX:

Heating oil down 3.64 cents to close at $2.0576 a gallon.

Gasoline declined 3.22 cents to settle at $2.2228 a gallon.

Natural gas was lower by .9 cents to close at $4.391 per 1,000 cubic feet.

Natural gas prices hit a new 52-week low of $4.334 during the trading session.