here are videos that deeply elaborate on the events that led to the falling of tower 7 on 9/11 (if you don't want to watch all of them, at least watch the 6th and last video. it is the most informative. i recommend watching all of them though):
and here is the only video i can find attempting to debunk the BBC while simultaneously discussing the mysterious death of key witness Barry Jennings who discusses, in detail, how the building fell and he is adamant that he felt several explosions coming from the lower level of the building and was walking over dead bodies. however, in the BBC report (don't remember which video) he says that they took his words and misconstrued them. also, keep in mind that the radio host in this video is Alex Jones, the famous shit-stirrer/conspiracy theorist, and everything he says must be taken with a grain of salt:
