Has Manafort's son-in-law flipped? Manafort's son-in-law met with federal investigators, sources say

Has Manafort's son-in-law flipped? He met with Mueller & gave them info before raid. Looks like first flipper to me. https://t.co/H3pXXU2aEj

— Renato Mariotti (@renato_mariotti) August 10, 2017