Mich. Comp. Laws § 780.301

Sec. 1. It shall be unlawful for any person to take or attempt to take any picture or photographic reproduction of any grand jury proceeding, or of any judge, witness, attorney, juror, officer or other person present at or in any way connected with such proceeding, either within any grand jury room or room, or building adjacent thereto either during such proceeding or during an adjournment or recess thereof.