Vanity gone to a new high, incredible stupidity, or sheer arrogance that nothing could happen. When the police are hunting for a suspect, they look for some means of identification, such as a photo. Now, these photos that the police can get is something that is in most cases not ideal - the police could be old, or taken from a side, or taken with some hat or cap or spectacles on, anything that makes the photo different from a passport type photo.
When the police do get a photo of a person who they are hunting for, they would publicize the photo or push it through channels, so that other police stations could pull in the person if they came across, or members of the public could find and report such a person to the police. The better the photo, the faster it is likely that the outstanding person could be captured. So, when you think that in a weird case, such a fugitive would come across their photo put out by the police, and send a better photo to the police, it would seem like the ultimate ego (
link to article):
A wanted man in Ohio wasn't happy with his mugshot — so he offered police a "helpful" hand in the form of a selfie.
The Lima Police Department said Donald A. Chip Pugh is wanted for failing to appear in court for a DUI and is also a person of interest in other cases including an arson and vandalism.
The 45-year-old, though, obviously did not approve of official mug shots circulated by the department. It said Pugh had sent police a new picture showing him in a suit and glasses while sitting in a car with a sunroof.