Possible cases of the disease found outside China’s borders before December 2019.
Aldo Cutajar, 55, who is brother to the Head of Civil Service, Mario Cutajar, was arraigned along with his wife after the police found some €500,000 in cash during a raid on his home in Naxxar on Saturday.
Taiwan is one of a growing number of flashpoints in the U.S.-China relationship. Beijing routinely denounces Washington's support for the island.
A team of Chinese researchers looked at influenza viruses found in pigs from 2011 to 2018 and found a "G4" strain of H1N1 that has "all the essential hallmarks of a candidate pandemic virus", according to the paper, published by the U.S. journal, Proceedings of the National Academy of Sciences (PNAS).
The move was among details of a new national security law for Hong Kong released by the official Xinhua news agency on Saturday - legislation that is expected to be passed soon by the standing committee of China's parliament, the National People's Congress.
President Donald Trump's former national security adviser John Bolton accused him of sweeping misdeeds that included explicitly seeking Chinese President Xi Jinping's help to win re-election.
The origins of a new cluster of coronavirus infections in Beijing are uncertain, World Health Organization officials said on Monday, but the claim that it might have been caused by imports or packaging of salmon was not the "primary hypothesis".
The government has dismissed claims, made by French newspaper Le Monde, that the Chinese secret services had installed devices in Malta’s EU embassy to spy on European institutions.