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Chinese state media videos and a map of live-fire exercises around Taiwan have displayed Beijing’s strategy to impose an aerial and maritime blockade on the island. Here’s how China could threaten both Taiwan and global trade in case of a military conflict.

People in parts of Phoenix could see what resembles military activity, according to police, as a training exercise is taking place from now until February.

Starting Wednesday night, the U.S. military will be conducting training exercises in Phoenix, according to an advisory from the Phoenix Police Department posted to Facebook. The exercises will occur primarily in the “evening and night hours,” according to the post, and will continue through Feb. 13.

​From drones and missile systems to advanced fighter jets, the military’s annual Spring drills put a wide range of capabilities on display. The exercises underscore how Taiwan’s military is evolving to meet the demands of modern warfare.

The Phoenix Police Department advised that these exercises are not immigration enforcement.

Exercises are being carried out Jan. 21 and Feb. 13 at locations owned by Phoenix and will primarily happen during the evening and night.