My Moto G5's System Updates show that my device software is up to date. However the Security patch level shows up as "March 1 2017".
Three months seems like a long time in the security exploits world. On the other hand, I see newer security patches on here:
https://source.android.com/security/bulletin/2017-05-01
Is there a way to bring my phone up to date to the latest patches?