Former President John Mahama has urged Ghanaians to dedicate themselves to the service of the country to make it better for the next 60 years. He commended Ghanaians for the country’s feats as it celebrates it’s the 60th independence anniversary. “I salute all Ghanaians. Let’s dedicate ourselves, on this occasion, to make the next 60years even better. #Ghana #AfricaRising #AHappyPeople,” John Mahama tweeted on Monday.