Martinez plans to recommend that Miami Beach police Lieutenant Paul Acosta be demoted to the rank of sergeant.
The action comes just days after Martinez suspended two other police officers with pay following separate allegations of misconduct.
A police spokesperson told me today that Martinez is recommending Acosta's demotion for "misuse of time not related to the July 3rd  incident."
Following last year's July 3rd police ATV crash that left two beach goers seriously hurt, investigators learned that some police supervisors were showing up for work late or leaving early.
In the case of Acosta - who was not on duty the night of the crash - investigators found that on two occasions, June 7 and June 21, Acosta was checked in a by another police lieutenant "for a total of 20 regular hours that Acosta later told investigators he didn’t work," the Miami Herald reported last October.
So far, two police officers and a police sergeant have been fired in the wake of the July 3rd ATV crash.
Another lieutenant - Jerome Berrian - was demoted to