By Anne Kauranen, Essi Lehto and Andreas Rinke HELSINKI (Reuters) -NATO countries will deploy frigates, patrol aircraft and naval drones in the Baltic Sea to help protect critical infrastructure and reserve the right to take action against ships suspected of posing a security threat,

NATO Secretary-General Mark Rutte says the alliance is launching a new mission to protect undersea cables in the Baltic Sea region

NATO on Tuesday launched operation Baltic Sentry to deter further attempts to damage critical underwater infrastructure in the Baltic Sea. Secretary General Mark Rutte announced the operation on Tuesday in a joint press conference with Finland President Alexander Stubb and Estonia Prime Minister Kristen Michal at the Baltic Sea NATO Allies Summit held in Helsinki,