KYIV (Reuters) – A Ukrainian court on Monday ordered the arrest in absentia of former President Viktor Yanukovich, accusing him of treason over an agreement he signed in 2010 extending Russia’s lease on naval facilities in Crimea. The agreement, widely known in Ukraine as the Kharkiv Pact, allowed Russia to keep its Black Sea Fleet in the Crimean port of Sevastopol. Yanukovich, who fled to Russia in 2014 after mass protests, has already received a 13-year jail sentence in absentia for treason. That case was related to a letter he sent to Russian President Vladimir Putin on March 1, 2014, askin…