Spider-Man's been doing it since 1964.
With his Spider-Tracers. Maybe that's why the villains keep getting out of jail.
I assume that not only the vehicle location, but also cases where the police followed the suspect and saw them probably doing naughty things, could be tainted evidence. The point there is that if police cut corners then they can lose their whole case, so they'd better not. Assuming that warrantless electronic tracking does turn out to be unconstitutional.
In other news, you can't get asbestos so easily any more, which is good and bad for The Human Torch. No more villains like this
but he gets through underwear like you wouldn't believe.
In other other news, a bizarre tolerance-and-tracking policy on illegal gun purchase and trafficking from Arizona to Mexico, cheerfully named "Fast & Furious", is alleged to have gone severely wrong: