surface, it's hard to say, but probably tens of miles if it's not buried in wreckage or the sea mud. >> do you agree that it must have been something catastrophic that happened quickly? >> i think all indications are that it was something catastrophic that happened quickly, we just don't know yet what it was. and we probably will not know until the wreckage is found and the recorders have been recovered and analyzed, hopefully they'll provide useful data about what was said and done on the cockpit in the cockpit and what the flight parameters were in the moments leading up to this event. >> always good to have you on the program, sorry it's under these circumstances. >> thank you, anderson. oscar pistorius literally got sick to his stomach in court today, during graphic testimony about reeva steenkamp's injuries after the shooting. it's a growing trend in business: do more with less with less energy.