Original sentence: Over the course of the Crimean crisis, two Ukrainian soldiers and an ethnic pro-Russian defense member have been killed, another two Ukrainians have sustained serious bullet injuries and two other Russian militiamen have been wounded
Edited sentence: Over the course of the Russian military occupation in Crimea, two Ukrainian soldiers and an ethnic pro-Russian defense member have been killed, another two Ukrainians have sustained serious bullet injuries and two other Russian militiamen have been wounded