The North American Aerospace Defense Command (NORAD) said it was monitoring another possible spy balloon, according to a report by CNN on Saturday.

Canada’s Prime Minister Justin Trudeau confirmed on Saturday afternoon that an “unidentified object” had been shot down.

This comes after two potential spy balloons were recently shot down in US airspace. The first traveled across the country before being shot down over the Atlantic last Saturday. Then a second balloon was found hovering over Alaska and shot down on Friday.

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So what’s going on?

US officials have given some information about the first Chinese balloon shot down over the Atlantic. Officials say the balloon was more than 200 feet high while fully inflated and carrying surveillance equipment the size of “two to three school buses.” To CBS.

US Secretary of State Anton Blinken canceled his planned visit to China after the balloon was launched. Chinese officials, including a Foreign Ministry spokesman Mao Ninghave said the plane posed no threat and had entered accidentally US airspace, acc To PBS.

But now, after three foreign planes were identified and shot down in North America in the last week alone, many will be wondering if this is a sign of deteriorating relations with China.

On Thursday, President Joe Biden downplayed the severity of the balloon shot down over the Atlantic, saying it was so “not a major security vulnerability.” The president also said he has no regrets about how the US has handled the situation, despite critics who say he waited too long to shoot down the balloon.

For now all we know is that in the last week or so three balloons have been found and launched over North America. It’s not entirely clear if the balloons…