— He’s a baseball lover — and player — in a soccer-mad nation. He’s so identified with the game that the national newspaper Reforma headlined its story about his victory: “Home run!” He’s sometimes described himself as a St. Louis Cardinals fan, but also has donned a Los Angeles Dodgers jersey at times.

— He grew to fame as a leader of raucous and disruptive leftist protests while past presidents nearly always had spent their lives on the other side of . . .