A strike by French air traffic controllers entered its second day on Friday, leaving many passengers stranded at the start of Europe's peak travel season.Civil aviation agency DGAC told airlines to cancel 40% of flights at the three main Paris airports on Friday because of the strike,

The French civil aviation authority (DGAC) on Thursday told airlines to cut back flights to and from French airports in the face of an air-traffic controllers' strike at the start of the holiday season.