challenged the preacher in two separate public outbursts one last november, another in january of this year. so when the person who was giving the sermon began to talk about dr. martin luther king, this man got up and objected. you know, raised his voice. which is against the etiquette of the sermon. and people objected to it. and some people might have even asked him to leave, you know, the mosque if he didn t like what he was hearing. reporter: but there were no indications that tamerlan or younger brother dzhokhar could be dangerous. they cared about you. they cared about people around them. they cared for other people making great choices and creating opportunities for themselves like they were trying to do for each other and for themselves also. it just doesn t make sense. reporter: tamerlan s high school friend luis vasquez later coached dzhokhar in soccer at the cambridge rindge and latin school. these two guys had leadership
up during the sermon and challenged the preacher in two separate public outbursts one last november, another in january of this year. so when the person who was giving the sermon began to talk about dr. martin luther king, this man got up and objected. you know, raised his voice. which is against the etiquette of the sermon. and people objected to it. and some people might have even asked him to leave, you know, the mosque if he didn t like what he was hearing. reporter: but there were no indications that tamerlan or younger brother dzhokhar could be dangerous. they cared about you. they cared about people around them. they cared for other people making great choices and creating opportunities for themselves like they were trying to do for each other and for themselves also. it just doesn t make sense. reporter: tamerlan s high school friend luis vasquez later coached dzhokhar in soccer at the cambridge rindge and latin
.and we inspected his brakes for free. -free is good. -free is very good. [ male announcer ] now get 50% off brake pads and shoes at meineke. one brother, 19-year-old dzhokhar tsarnaev, was outgoing, friendly, and earned a scholarship to go to college. the other, tamerlan tsarnaev, was 26, married with a young daughter, an aspiring amateur boxer who had a dream. his goals in boxing, clearly he wanted to be a world champ one day, and i think he could have achieved that. reporter: luis vasquez med tamerlan as a sophomore at the cambridge rindge and latin score in 2004. he could be intimidating
challenged the preacher in two separate public outbursts one last november, another in january of this year. so when the person who was giving the sermon began to talk about dr. martin luther king, this man got up and objected. you know, raised his voice. which is against the etiquette of the sermon. and people objected to it. and some people might have even asked him to leave, you know, the mosque if he didn t like what he was hearing. reporter: but there were no indications that tamerlan or younger brother dzhokhar could be dangerous. they cared about you. they cared about people around them. they cared for other people making great choices and creating opportunities for themselves like they were trying to do for each other and for themselves also. it just doesn t make sense. reporter: tamerlan s high school friend luis vasquez later coached dzhokhar in soccer at the cambridge rindge and latin school.
cambridge rindge and latin score in 2004. he could be intimidating because people knew he was a boxer and he had more of a reserved personality to him. but if you went up to him, he talks to you right back and he was very friendly. reporter: but were there any clues of the violence to come? he never expressed any desires to harm people. they did respect life at one point. they were friendly. reporter: after high school tamerlan attended bunker hill community college, studying accounting. until 2008, when he left college. but he continued to pursue his dream. good? mm-hmm. reporter: boxing trainer eddie bishop met tamerlan at a tournament. he was a fighter that had a lot of skill and a lot of a lot of ability. reporter: but bishop questioned whether tamerlan could ever become a boxing champ. he had all the skill, but he lacked the heart, the fundamental ingredient to make you a champion. reporter: the tsarnaev family is from war-torn chechnya and