article_snippet.sent: Upon closer inspection, an officer discovered that the occupants of a police vehicle carrying two other cops were a Boston Police Department officer and a Massachusetts State Police trooper in plain clothing, the document says.
article_snippet.sent: This caused 'many officers to fire at a boat in the belief many officers were being shot by the suspect,' says the long-awaited report by the Massachusetts Emergency Management Agency, released Friday.
article_snippet.sent: The two standoffs and the car incident all created 'dangerous crossfire situations'.
article_snippet.sent: It also states that the two shootouts and the car incident created 'dangerous crossfire situations' In relation to the first shootout with the suspects in Watertown, the long-awaited report by the Massachusetts Emergency Management Agency, released Friday explains how the standoff followed the fatal shooting of Sean Collier, a MIT police officer, and a carjacking in Cambridge.
article_snippet.sent: During the car incident, officers lined both sides of a narrow residential street and began firing at Dzhokhar Tsarnaev as Dzhokhar Tsarnaev fled the scene, resulting in a 'dangerous crossfire situation'. '
article_snippet.sent: Weapons discipline was lacking by the multitude of law enforcement officers in the field during... the firefight with the two suspects near Dexter and Laurel Streets,' the report states of the shootout. '
article_snippet.sent: Although initial responding officers practiced appropriate weapons discipline while initial responding officers were engaged in the firefight with the suspects, additional officers arriving on scene near the conclusion of the firefight fired weapons toward the vicinity of the suspects, without necessarily having identified and lined up the suspects target,' or appropriately aiming the suspects guns. '
article_snippet.sent: Officers lining both sides of the street also fired upon the second suspect as the second suspect fled the scene in a vehicle.'
article_snippet.sent: More than a dozen officers suffered minor injuries during the deadly shootout, which followed a four-day manhunt.
article_snippet.sent: the report shows that initial responding Watertown police officers failed to remove initial responding Watertown police officers patrol rifles from the secure mount in initial responding Watertown police officers vehicles because their patrol rifles were 'rarely used and securely locked'.
highlights_snippet.sent: Also failed to appropriately aim weapons during April 19, 2013, shootout .
  
highlights_snippet.sent: Shortly after, one officer 'mistakenly fired on an occupied police vehicle'
  Later in night, another cop 'fired weapon without appropriate authority'
  