I do not want to defend DJ Trump but as he presents as a not especially a deep thinker, and as his advisors would have informed him of the Wuhan Virus Lab, it is not a stretch to think he would assign Covid to a lab effort not as a conspiracy but as gut reaction.
When the big chocolate spill is in Hersey, Pennsylvania it is reasonable for the average citizen to immediately suspect Hersey Candy Co. just may have something to do with it.