At least it wasn't a couple of days from now...? Still a day that will live in infamy for the people and fellow soldiers on that base.
https://www.stripes.com/news/pacific/sailor-kills-two-civilian-workers-himself-in-shooting-at-pearl-harbor-navy-officials-say-1.609831
Most recent I could find, 2 hrs ago: https://www.cbsnews.com/news/joint-base-pearl-harbor-hickam-reported-shooting-today-live-updates-2019-12-05/
While it says "updates", it has less information than the Stripes article.
...and now a shooting at NAS Pensacola. 4 dead. :(
https://www.pnj.com/story/news/2019/12/06/breaking-active-shooter-reported-base-nas-pensacola/4351773002/
Don't know about the Pearl shooter yet, but it turns out the P'Cola shooter was a Saudi transfer student (so to speak), on the base to learn aviation. He shot up one of the classrooms.