Ravens' John Harbaugh pranks parents on Super Bowl teleconference
Harbaugh parents plan to avoid fueding, remain neutral for Super Bowl
Super Bowl XLVII: 49ers face Ravens in a family affair - BBC Sport
Brother vs. brother: John Harbaugh's Ravens beat Pats for Super Bowl date vs. Jim Harbaugh's 49ers
Harbaugh brothers stage dramatic Super Bowl (+videos) - Deseret News
Harbaugh brothers focused on Super Bowl
Leadership lessons from Super Bowl siblings
Ravens reach Super Bowl - Eurosport
John Harbaugh hints at possibility of the Ravens scrimmaging in San Francisco next season - Baltimore Beatdown
SUPER BOWL: 'Har-bowl' filled with plenty of drama
Harbaugh brothers stage dramatic Super Bowl
Baltimore Ravens head coach John Harbaugh through the years