Can you, from a modest distance, tell a police car's siren from that of an emergency vehicle (ambulance, firetruck)?
— Marc Weidenbaum (@disquiet) October 31, 2015
Can you, from a modest distance, tell a police car's siren from that of an emergency vehicle (ambulance, firetruck)?
— Marc Weidenbaum (@disquiet) October 31, 2015