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CALGARY, July 22, 2015 – PRNewswire – Gran Tierra Energy Inc.  (NYSE MKT: GTE, TSX: GTE), today announces that it intends to implement a normal course issuer bid through the Toronto Stock Exchange (“TSX”) and the NYSE MKT. Pursuant to the bid and subject...

In June, the subsidiary companies of Avianca Holdings S.A. (NYSE: AVH) (BVC: PFAVH) (*) 2,336,139 passengers, up 10.2% compared to June 2014. Capacity, measured in ASKs (available seat kilometers), increased 7.7%, while passenger traffic, measured in RPKs (revenue passenger...