type of connection to people either involved that day at the scene or thereafter. remind us again how long they've been behind closed doors and stretched over how many days? >> doors and over how many days? >> reporter: two days four hours today. you talked about conspiracy and the other about aiding and abetting. they wanted to know about the difference between aiding and abetting and whether conspiracy is a single event or over a period of time. according to the indictment the conspiracy, the two brothers began in february of 2013 and lasted until april 19th and the day of the shootout in watertown. >> okay. adam, i'll ask you to stand by. joining me now on set is co-host "the cycle,"ary mel bur, are you surprised how long it has taken the jury this amount of time 11 hours over 30 different charges