The new President Tanzania, JOHN MAGUFULI, continues to show what it means to lead by example, as he joined hundreds of residents in the main city Dar es Salaam to take part in a public clean-up operation.Reports and pictures from Tanzania show President MAGUFULI picking up rubbish from the street outside State House.The President ordered the clean-up operation to replace Independence Day celebrations; a move which is being seen as symbolic of the president’s promise to tackle corruption.