a new stage of the grenfell inquiry starting shortly will look at the question of how flammable cladding came to be used in an industry that appeared to be as highly regulated as construction. in 2017 72 people were killed when the tower block in west london caught fire, which rapidly engulfed the whole building. our home affairs correspondent, tom symonds, is with me. tell tom symonds, is with me. us what we are expecti| are tell us what we are expecting. - are going to get opening statements in this inquiry which has been going on for years. what we have heard is this inquiry is going to be in the broadest terms about what the government do and what the government do and what the government did about the concerns about the risk of flammable cladding. in particularwe about the risk of flammable cladding. in particular we are going to hear whether the government should have stepped in to change the building regulations which were in place when grenfell was put together