they became ill.

Intensive care

Yet researchers found that the 32-year-old woman had become infected in March after caring for her 60-year-old father in hospital.

Unlike her father - who had visited a poultry market in the week before falling ill - she had no known exposure to live poultry but fell ill six days after her last contact with him.

Both died in intensive care of multiple organ failure.

Tests on the virus taken from both patients showed the strains were almost genetically identical, which supports the theory that the daughter was infected directly from her father rather than another source.

Public health officials tested 43 close contacts of the patients but all tested negative for H7N9, suggesting the ability of the virus to spread was limited.

The researchers said that while there wasThe family of a Canadian filmmaker and conservationist who died during a shark filming excursion in the Florida Keys has filed a wrongful death lawsuit.

The lawsuit filed Tuesday in Broward County, Florida regarding the death of 37-year-old Rob Stewart accuses the companies and individuals who organized the January dive of negligence.

Among them is Peter Sotis, the famed diver who was with Stewart when the filmmaker disappeared, and who has a checkered legal past.

Sotis pleaded guilty to robbery in 1991 and served three years in federal prison for his role in a $308,000 jewelry store heist, news archives show. More recently, a former business partner accused Sotis of selling 'military-grade' re-breather equipment to a Libyan militant, according to court filings.

The family of filmmaker Rob Stewart (left) is suing for