Schwindel, Happ homer; Cubs hold on to beat Twins 3-1 - The San Diego Union-Tribune
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Home runs are going through the roof, and theories abound
BCB After Dark: Chicago Cubs Ian Happ Rome Open City - Bleed Cubbie Blue
Ostrowski: Chicago Cubs roster dilemma? Blame Happ
Chicago Cubs call up top prospect Ian Happ - ESPN
Ian Happ saves Cubs with 2 late throws to plate in wild 7-6 win over Brewers in 11 – NBC Sports Chicago
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Cubs' Ian Happ wants to remain with team 'for life' – NBC Sports Chicago
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Ian Happ's 3-run tater proves to be difference in Chicago Cubs win over Cincinnati Reds - Red Reporter