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over 5 years ago - /u/treyarch_official - Direct link

Just to clarify, Days of Summer is our next seasonal game update that will kick off the second half of Operation Spectre Rising on June 4th. Our fifth Operation is scheduled to launch in July.

More details here: https://www.reddit.com/r/Blackops4/comments/bsl6nr/may_24th_update_quad_feed_nuketown_playlist_now/