Turkey’s interior minister on Saturday described a gun attack that killed a police officer in the country’s south as an “America-based” operation. Two suspected Kurdish militants opened fire on security force lodgings in the Mediterranean province of Mersin late Monday, killing one officer and wounding a second officer and a civilian. The female attackers, who Turkish authorities said were affiliated with the outlawed Kurdistan Workers’ Party, or PKK, later killed themselves by detonating suicide bombs. “This action is an America-based action,” Interior Minister Suleyman Soylu told ruling part…