Let Manhattan clear out Friday, let the authorities spray downtown full of disinfectant Saturday and then reaffirm your love of baseball Sunday by taking Peter Laskowich's Baseball Evolution Tour from 10 AM to 1 PM. Lovely weather is forecast, and I can vouch that what Peter will show you and tell you will enrich your appreciation of both baseball and New York no end. He is also leading a group in Brooklyn on Tuesday morning at 10, which I can't yet speak for from personal experience,...