"Saturday's most significant moment for the Cardinals front office may have taken place on a rear field while the intrasquad was going on inside the main stadium. Righthanded pitcher Carlos Martinez, the most promising arm the club has signed since renewing its commitment to scouting and player development in the Caribbean, threw for the first time before general manager John Mozeliak and farm director John Vuch. Martinez, 19, originally signed with the Boston Red Sox as Carlos Matias but had his contract voided when investigators discovered a discrepancy in his identity. Martinez's mother died when he was an infant. An uncle who raised him registered the player as his son rather than under his mother's last name, Martinez. "We always felt there was never any intention to deceive with the paper work," said Cardinals director of international operations Moises Rodriguez. The Cardinals used Martinez's second-chance eligibility to sign him for a reported $1.5 million. He is expected to open the season at Class A Quad Cities. Martinez does not turn 20 until September." Read more: http://www.stltoday.com/sports/base...cle_810bc122-427f-11e0-9dd2-00127992bc8b.html