** EasyJet nurses 4 pct drop in relatively heavyvolume despite upgrading H1 forecasts
** Much of improvement driven by "low quality" FX boost(Jefferies), but called up 2-3 pct in pre-market by two brokers
** Sell-off seen from airlines across the board as Brentcrude oil rose 4 pct after Saudi Arabia & its Gulf Arab alliesbegan a military operation in Yemen
** Travel & leisure cos, many of which have oil as asubstantial input cost, down 2.2 pct, having jumped c.40 pctsince lows in Oct
** British Airways owner IAG down 4 pct, Lufthansa off 2.9 pct, cruise operator Carnival, Ryanair & Air France-KLM all down c.2 pct (RM: tricia.wright1.thomsonreuters.com@reuters.net)