Police officers arrived at Stuart Hall's home at about 8am this morning and stayed until 2pm when one uniformed officer left carrying two big bans containing items.
There were two marked Cheshire police vehicles in the driveway of his home for a few hours.
More top news
Paramedics attended a scene in Willesden, north-west London, on Monday afternoon where they found the teenager with stab wounds.
The popular game relies on Google Maps, a problem in South Korea as those functions are limited by the government.
A Met Office warning covering much of England and south-east Wales is expected to remain in place until 11am.