A call to shine laser lights into the sky in an effort to disrupt federal helicopters flying over South Portland  has prompted serious safety concerns and forced a key trauma hospital to reroute air ambulances. The online flyer, posted on the homepage of Rose City Counter-Info, a self-described “anarchist counter-info platform in so-called Portland, Oregon,” encourages participants to take part in a “laser tag” event aimed at federal aircraft.  The post urges individuals to mask up, coordinate