Reigning world champion Argentina has its sights set on becoming the first team in 64 years to win back-to-back World Cup titles.  Fulfilling what felt like a long-awaited prophecy, Lionel Messi finally lifted the ever-elusive trophy when La Albiceleste triumphed over France four years ago. Now with a third star above their crest, Lionel Scaloni’s men dream of successfully defending their status as the best team in the world in what is their captain’s sixth—and likely final—dance on soccer’s biggest stage. Such a battle-tested squad should have little trouble getting past Algeria, Austria and Jordan in Group J, but European giants in the knockout stage will pose the biggest threats to Argentina’s quest for glory in North America.…