Chronicle A's beat writer Susan Slusser, Giants beat writer Henry Schulman and assistant sports editor Jon Schultz answer Chronicle subscribers' questions about the A's and Giants in the second of two parts. Could robo umps be part of the solution when baseball returns? Will the White House have any say on baseball's restart? | Coronavirus updates: sfchronicle.com/coronavirus | A’s Plus Newsletter: sfchronicle.com/asnewsletter

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