NATO ships from #SNMCMG1 working with the 🇳🇴Royal Norwegian Navy found 23 mines from previous conflicts on the seafloor of Oslo Fjord over the last two weeks. Read about it here: https://t.co/D4LjOMexp3 pic.twitter.com/801pxYRMYv— NATO MaritimeCommand (@NATO_MARCOM) February 23, 2018