随着俄罗斯夏季攻势步步逼近，乌克兰防守部队正依靠无人机技术奋力维持战场优势。从侦察与打击到补给与救援，空中和地面无人机已成为前线作战的核心工具。

Marcus Rashford moved closer to completing his move to FC Barcelona from Manchester United on Monday when he underwent his medical with the Spanish club. Marcus Rashford (R) rides a challenge during ...