The late singer's song was played at Saturday's rally, which drew an underwhelming crowd that left many seats empty at the 19,000-seat BOK Center arena.
The Randonautica app, which generates coordinates with "high energy" within a set radius, is leading users to locations where strange, unexplained incidents have been taking place.
In a discrimination lawsuit filed last week, eight Minneapolis officers allege they were replaced by white officers at the jail where Derek Chauvin is lodged.