More than 2,000 Russian anti-air defense units started exercises in the country’s south, the Russian Defense Ministry’s South Military Region’s press service announced Thursday.MOSCOW (Sputnik) – More than 2,000 Russian military personnel from anti-air defense units have begun exercises in the country’s south, including on the Crimean Peninsula, the Russian Defense Ministry’s South Military Region’s press service announced Thursday.“Large-scale field exercises of anti-air defense units have begun in the Southern Military Region. Field exercises include more than 2,000 military personnel and around 500 pieces of military equipment and armament,” the press service said in a statement.The exercises will be held in 12 military fields located in the Southern, North Caucasus, and Crimean Federal regions, as well as at Russian military bases in Armenia, South Ossetia, and Abkhazia.