Ryanair strike kicks off in Portugal, minimum service guaranteed

LISBON (Reuters) - A strike by Ryanair's Portuguese cabin crew started on Wednesday, with the low cost airline warning passengers that a small number of flights may be affected and the government ordering workers to deliver a minimum service to avoid chaos.The five-day strike called by Portugal's SNPVAC union is the first of a wave of planned walkouts by unions in Ireland, Britain and Spain. It comes a year after strikes over pay and conditions forced Europe's largest low cost carrier to cancel..