He did say: What we found is that even in people who did not have any heart problems start with, … —COVID-19 affected them in such a way that manifested the higher risk of heart problems than people who did not get COVID-19.
That doesn’t imply that COVID caused damage directly, it could have done something else and that something else caused damage. But that still means COVID started a chain of events resulting in heart damage.
Why would SARS-CoV-2, the virus that causes COVID 19, which we all thought about as a respiratory virus, attack the heart up to a year down the road?
"They found that" means their findings include it. Which is different from their findings being consistent with it.