A Hillsborough-style inquiry is to be set up investigate up to 100 deaths at the Gosport War Memorial Hospital.
Relatives of elderly patients who died at the hospital during the 1990s have long campaigned for an inquiry and it is expected to announced by the Government today.
Concerns were first raised about the use of opiates among elderly patients at the hospital.
Led by the Right Rev James Jones, the former Bishop of Liverpool, the inquiry will examine cases at the hospital dating back to 1991.
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Any lingering showers clearing into tonight with a mostly dry but chilly night ahead. A cool but sunny start to Sunday.
Further heavy showers gradually clearing away this evening. Dry but chilly tonight, then dry with plenty of sunshine tomorrow.
Heavy showers turning potentially thundery this afternoon. Becoming dry but chilly tonight, then dry and sunny tomorrow.