Here are the stories TIME is watching this Tuesday, May 13:
- Russian paramilitary group "The Wolves' Hundred" is vowing to "conquer Ukraine or die trying."
- Donald Sterling ripped Magic Johnson for his HIV and made more racist comments in what was supposed to be an apology interview on CNN.
- The second MERS case in the U.S. has been confirmed in Orlando, while officials examine up to 500 people with whom the patient came into contact.
- Clay Aiken's North Carolina congressional opponent, Kieth Crisco, died after falling in his home.
The Brief is published daily on weekdays.