0717 GMT - European energy stocks start the week in the red as oil prices continue to slide. Diplomatic efforts to end the conflict in Iran are putting downward pressure on oil. President Trump is set to meet Gulf leaders on the sidelines of the U.N. General Assembly in New York this week. Immediate supply concerns also ease slightly. Brent crude is down 1.7% to $102.08 a barrel, while the front-month WTI contract slides 2% to $98.33 a barrel. In London, BP falls 1.6%. Shell, Italy's Eni and Spain's Repsol are all around 1% lower. France's TotalEnergies is down 0.8%.