terror take-down in boston. grainy surveillance video showing confrontation between suspect usuma rahim and anti-terrorist agents. rahim's family says the video reveals part of the story. abc's tom llamas reports. >> reporter: this is the moment five fbi agents and boston police officer approached the terror suspect, usama rahim. watch closely as officers back away. rahim, seen circled in yellow coming toward them. you can then see two officers move toward him. rahim goes down. police say the two anti-terror agents shot rahim though you can't see it in the video he was arm ed with the large knife and allegedly threatened to kill police officers. >> there are questions asked why didn't the officers use any other force? you know this guy had a malicious intent and our officers were really faced with that. >> reporter: they approached him because the fbi listening in on his cell phone conversations allegedly heard him say he was about to go after the boys in blue. >> we intercepted a communication that indicated he was about to carry out an attack that day. >> reporter: sources say he even called his father the same day of the deadly encounter to say good-bye. and that surveillance video is
not crystal clear because it was shot from almost 50 yards away. one reason why rahim's family says this case is far from closed. tom llamas, abc new, boston. president obama is back in the u.s. after two days in germany for the g-7 summit. coming under fire for comments that the u.s. has no strategy for defeating isis. that topic dominated discussions during the summit. even more troubling for some, the president made similar comments ten months ago. part of the problem lies with the iraqi government forming a cohesive strategy. syrian hackers loyal to president assad are claiming responsibility for hacking the u.s. army website. the so-called syrian electronic army posted this screen shot on twitter. the website does not contain any confidential information about army personnel. after another breach which may have exposed several federal employees private information. senate leaders are demanding an overhaul of cybersecurity. turning now to the case of dangerous drug resistant tb. a woman from india, now in isolation at national institutes of health. investigators scrambling now to find all the people she came in