John and Chris Mara did what their Giants forefathers only dreamed of

It had already been a long day, and nature beckoned, so Allie Sherman had ducked into a men’s room at the Warwick Hotel in Philadelphia’s Rittenhouse Square during a break in the NFL draft that Tuesday afternoon, Dec. 27, 1960. He needed to get back quickly — the Giants would soon be on the clock to make a second-round pick.

Soon, he was startled by a voice.