Maryland State Police are cracking down on lasers pointed at pilots.
The laser pointers can cause a flash of light in the cockpit, blinding the flight crew, police said, and the threat is growing.
A state police medevac helicopter crew was recently targeted with a laser pointer while trying to land in Ocean City to pick up a trauma patient.
Baltimore County police recently charged a person with reckless endangerment for shining a laser at a helicopter.
Maryland State Police and Baltimore city and county police officials are meeting to discuss ways to identify and prosecute people who target pilots with laser pointers.