Strozk offers to testify without immunity or taking the fifth:
http://thehill.com/policy/national-security/392700-fbi-agent-who-sent-anti-trump-texts-offers-to-testify-on-capitol
We'll Peter is willingly going to testify:
http://thehill.com/policy/national-security/392700-fbi-agent-who-sent-anti-trump-texts-offers-to-testify-on-capitol
Good find.
No immunity and his attorney said he won't take the fifth.