But first new details are emerging about how the deadly stand off in algeria ended. A raid by special forces with dozens dead including militants and hostages at least one of whom we know is an... See More
But first new details are emerging about how the deadly stand off in algeria ended. A raid by special forces with dozens dead including militants and hostages at least one of whom we know is an american. Brian ross has been working his sources and what do we know? Reporter: Good morning. Of the ten americans at the bp facility, seven got out but at least one died and the fate of two others is of growing concern this morning in the wake of the bloody attempts by the algerian army to rescue them from their al qaeda captors. The algerian army's final assault came after four days. In which the hostages were held under the threat of death by the terrorists. The army recaptured the bp-run facility but not before the terrorists apparently executed the remaining seven hostages. Over the course of the siege, 23 hostages died. For our people in algeria, for their family and friends, has been and continues to be a distressing and horrific time. Reporter: Two americans remain unaccounted for and a third has been identified as killed. 58-year-old fred buttaccio of suburban houston. The attackers focused only on americans and westerners including a large british contingent. Tragically we know three british nationals have been killed and a further three are believed to be dead and also a further british resident is also believe to the be dead. Reporter: The good news most of the western workers were freed or escaped. Algerian tv aired what it said was home video taken by one hostage as a group of them made their escape across the desert often past bodies. The algerian military said it killed at least 32 of the terrorists. Their bodies displayed on algerian tv. Officials said the terrorists were heavily armed with automatic weapons and explosive pack suicide belts and were preparing to blow up the natural gas facility. Even though the. Has asked the algerians to go slow president obama in a statement said the blame for this tragedy rests with the terrorists who carried it out. The president said the attack is a reminder of the threat posed by al qaeda in africa which clearly bianna and dan becomes a new and dangerous front in the battle against a terror group who found a new place to kill innocent americans. A lot waking up to this. Brian, thank you for your reporting. Now that the fatal area of this is done, they're telling us about bombs strapped around necks thrown to hospitals across europe one in southern italy where abc's nick schifrin is this morning. Nick, good morning. Reporter: Survivors suffered through four days of sheer terror and some are just beginning to recuperate at this nato base. They were beaten, tied up and executed. The survivors are shocked and shaken. It happened so fast. Reporter: They saw horrifying scenes and one foreigner was used as bait to lure his co-workers out before being shot. steven McFall had his mouth taped and wore explosives taped to his chest and mark grant hid for 80 hours and scrambled up on the roof or locked themselves inside their rooms. We barry indicated together in one of the offices we lock the door we put a deck on the door. We did a barley cade. Reporter: When they got out, joy and relief. When the guys who picked up, the rescue guys were wonderful. We were like long lost friends. Reporter: One survivor's family says they have been through hell and when one son heard his father was alive it was the best news he'd ever heard.
This transcript has been automatically generated and may not be 100% accurate.