The Metropolitian Police officer found dead at an address in Camden was a police constable in the Specialist Protection Command.
The investigation into his death will look at whether a Met Police firearm was involved, police have announced.
More top news
Drying up across eastern parts this afternoon with showers continuing across Ireland.
Gordon Brown has said forced child migration schemes that continued until the 1970s amounted to "government-induced trafficking".
200 UK officers already working on the case are sifting through 15 tonnes of debris on each of the building's 24 floors.