US airline shares lower on market weakness; Delta,US Airways take another go at slot swap

Falls on US and European markets due to concerns over European debt and growth in China, as well as the potential impact of the latest Icelandic volcanic eruption on air travel sent US airline shares lower on Monday. More welcome was the slide in US crude oil prices, which dropped USD2.40 per barrel to USD97.70 on the NYMEX as the US dollar edged higher.