to the panel, can you guys explain. why are there four different locations for where they picked up pings if there is only two black boxes and angus houston saying i think they have been getting pings from a flight data recorder. they have been talking about it just from one, which makes sense. in long range navigation systems a lot of times the system will bounce back from clouds. it is hitting a temperature layer, a boundary layer inside the ocean which allows the ping to reflect off and refract off. just because there is a ping in one location it obviously doesn t mean the black box is under that location. you re saying it is refracted sound. that is right, it is as if you re in a canyon, and the echo reflects back down. it is 160 decibels.
well, we re learning more details. cnn has confirmed that the incident probably happened on wednesday and they were sent back to the states on thursday. it s a grup of up to 12 members of the secret service. some of them secret service undercover agents, other uniforms police. according to the information coming out, there was an incident with a prositute that was brought into the hotel. this is a hotel, a more traditional hotel in cartagena, and it s part of the hotels that were secured for the president s visit. this happened before president obama arrived in colombia where he s standing for two nights. the first time an american president does this. there was an incident of where the prostitute complained of not being paid. she went to the police, the police reported it to the embassy and then to the state department. at least 12 members of the secret services were sent back to the states, relieved of their assignment. we re told they re not involved in president obama s