marc ashdown reports.saster waiting to happen, a horrendous loss of life which some believe could have been prevented. others fear could all too easily happen again. this estate in camden, 700 flats across four large tower blocks, it is up the road from grenfell tower and similarly these blocks have been refurbished with cladding by the same contractor. margaret has lived on the 20th floor here for a0 years. i try not to think about it to be quite honest because it can be a bit frightening, but... have there ever been any fires? there has been one fire on the 17th floor and a couple of minor ones. another resident, roger, has also been watching and worrying if his home is safe. do you have fire drills and things like that? we have never had a fire drill, no. we do have fire alarms in each flat. what is the advice? the advice on the board is the same as the others had, it is stay put. how do you feel about that? would you? no. absolutely not. inside one of the blocks the signs say if there is a fire leave t