Defence: Babcock, BAE, Rolls-Royce plunge on Ukraine summit Markets London-listed defence stocks plunged across the board on Tuesday, after this week’s talks between Washington and Ukraine led traders to pare back bets on the role that European countries will play in any post-ceasefire peacekeeping efforts. Shares in FTSE-100 engineering group Babcock – one of the best performing companies on the London Stock Exchange this [...]