A magnitude 5.9 aftershock has hit Puerto Rico just days after it was struck by a magnitude 6.4 earthquake. NBC News' Nicole Acevedo has details.» Subscribe to MSNBC: on.msnbc.com/SubscribeTomsnbc MSNBC delivers breaking news, in-depth analysis of politics headlines, as well as commentary and informed perspectives. Find video clips and segments from The Rachel Maddow Show, Morning Joe, Meet the Press Daily, The Beat with Ari Melber, Deadline: White House with Nicolle Wallace, Hardball, All In, Last Word, 11th Hour, and more. Connect with MSNBC Online Visit msnbc.com: on.msnbc.com/Readmsnbc Subscribe to MSNBC Newsletter: http://MSNBC.com/NewslettersYouTube Find MSNBC on Facebook: on.msnbc.com/Likemsnbc Follow MSNBC on Twitter: on.msnbc.com/Followmsnbc Follow MSNBC on Instagram: on.msnbc.com/Instamsnbc 5.9 Magnitude Aftershock Hits Puerto Rico Days After Earthquake | MSNBC