F-35 fighter wing grounded after pilots report problems 

with the oxygen system

source -> http://www.businessinsider.com/

#KC390 certification campaign completes the water spray test without experiencing adverse engine, APU, and airspeed system operating issues. pic.twitter.com/Mf5pdPAZU5

— JR Vianney (@jrvianney) 9 juin 2017

#Photobomb! A #Russian Su-27 Flanker got into our shot 📸 during a #BALTOPS sortie over the #BalticSea today. The intercept was deemed safe. pic.twitter.com/SMwGfE2QYr

— U.S. Dept of Defense (@DeptofDefense) 9 juin 2017