. >> reporter: this border patrol confrontation with anastasio hernandez rojas, who was handcuffed... >> a chance... if only mechanically this morning appropriate part of the light duty she's been conducting this week. but then tonight, came that announcement from the palace saying in part, "following on from their recent advice that the queen should rest for a due days, doctors have advised she should continue to rest for at least the next two weeks." it comes after the 95-year-old monarch underwent tests in the hospital last week, and it later emerged, ended up spending the night, the first overnight stay in eight years. then, earlier this week, the announcement that the head of state would not be attending the international climate summit in scotland on monday. the palace won't say what's ailing the queen or what came of those medical examinations. ♪ ♪ ♪ but they're hopeful her majesty will be well enough to attend remembrance monday services on november 14, a major royal event on the royal calendar. we are told tonight, the queen remains in good spirits. she recorded a video messa

. >> reporter: this border patrol confrontation with anastasio hernandez rojas, who was handcuffed atof this melee, led to his death in 2010. local and federal investigations found the agents' use of lethal force justifiable. >> there was some attempt to make the claim that anastasio was up or trying to kick or resist, when we know that he was face down with agents on top of him. >> reporter: hernandez's family attorney, eugene iredale, says those investigations relied on evidence that was tampered with by a previously unknown unit within border patrol called a critical incident team or cit team. people we have talked to have described cit teams as clean-up crews. is that an accurate description? >> i would call them washing machines, whatever you put in comes out clean. >> reporter: according to documents obtained by cbs news, cit team were formed to protect the integrity of border patrol and its personnel. a spokesperson for u.s. customs and border protection told cbs news there has been significant reform to cit teams, since the hernandez case in 2010, with strong accountability me

in this case of anastasio hernÁndez rojas when they deleted we'll were present in the hospital when anastasiotreated, present at the autopsy, fudged reports, deleted reports, coached their own agents on what kind of testimony they were to give him a were present at every one of the depositions. they made sure they were the victims in this case. when i say that, what i mean is bord patrol agents cit agents make sure that border patrol agents are looked at as the victims in any sort of an incident -- meaning they are allowed to use legal force. if a border patrol agent has rocks thrown at them or in the case of anastasio they allege anastasio was violent and was kicking and punching and he needed to be subdued. if we take a look at the videotape, that is not what happened. he is handcuffed and prone on the ground, his face is down. agents are on top of hi but if you read the reports prepared by cit, anastasio was violent and needed to be subdued. anywhere from the beginning of the investigation to the end of the investigation, cit team members obstructed justice and violated the law. not just b