Sounds like a statement based purely on emotion to me, not any kind of hard data.
Many medical folks say the new cases would be close to zero if the lockdown was until early june.
And THAT’S a long time, but it’s 2 1/2 months.
Where is he getting 8 months on a virus whose incubation period is at MOST 30 something days?
If he was certain of that, hw wouldn’t say it to the press. He’d hold those cards close to the vest - to put in play later.