NEW YORK, USA, Comair, Delta Air Lines subsidiary, announced that it will be forced to lay-off 2000 employees and to extend until May 29 the suspension of all its flights, in the tentative of reducing costs. Comair President Randy Rademacher declared that "we are forced to take these regrettable, but necessary steps". Comair pilots have been on strike for five weeks and it is costing 3-4 USDm a...