Spain: Madrid: Strike called for Jun 28-29 by air traffic ground staff

Air traffic ground staff at the Adolfo Suarez Barajas airport have called a strike on June 28 and June 29 in protest at changes to their job contracts. http://spanishnewstoday.com/ground-staff-strike-threatens-more-chaos-at-madrid-barajas-airport_76190-a.html