a group of assault plane sukhoi su-25 grach nato reporting name: `frogfoot` in the sky smoke colors of russian flag at the rehea

2017 aerobatic air aircraft airplane anniversary army assault aviation celebration city color colors commemorate day dedicated engine event flag flight fly force frogfoot grach gratch group jet may military moscow name nato new parade plane planes red rehea rehearsal reporting rook russia russian seat single smoke square sukhoi transport tricolor troops twin ussr victory weapons win wings