They called Angel Pagan "Crazy Horse" in New York, though not intribute to the Lakota warrior. When the outfielder was 17 andtraining with major-leaguers Juan Gonzalez and Carlos Beltran intheir native Puerto Rico, they marveled at the energy of theperipatetic teenager. "Caballo loco" came out of Gonzalez's mouth one day. The namestuck. As the Giants' new center fielder, he isCa- ballo Loco still.