There wasn't enough evidence to find out for sure.
Me: I have a fake garden rock w/a key inside. Police: They found it Me: They threw it through the window.
People just seem to find them vial!
To switch sides
Because he hit a bump in the road. What was the bump in the road? Little Timmy.
To show he wasn't a chicken.
To bask in social approval.
Because the evidence was under their noses (They sniffed the cocaine)
Because he couldn't throw away the evidence