A lawyer for Luigi Mangione, the man accused of fatally gunning down U.S. health insurance executive Brian Thompson in December, told a judge Friday that her client was illegally searched during his arrest and she would seek to exclude that evidence from his trial on state murder and terrorism charges.

Australia's defense forces, joined by New Zealand, have been monitoring Chinese navy vessels since they were spotted last week.

China's Defense Ministry said Sunday that Australia had made “unreasonable accusations” and deliberately hyped the situation after three planes headed to New Zealand changed course in midflight because of live-fire drills by the Chinese navy.

Australia accused China on Saturday of failing to give satisfactory reasons for what it called inadequate notice of a live-fire drill in waters between Australia and New Zealand that forced airlines to divert flights.

A Chinese naval cruiser fired live rounds Saturday during a task force drill in the sea between Australia and New Zealand, government officials said, prompting an alert to commercial air