A man holds a banner that reads "No" during a protest rally in the centre of La Paz
A man holds a banner that reads "No" during a protest rally in the centre of La Paz, November 27, 2015. Opposition demonstrators held the rally to protest a change in the constitution that will allow President Evo Morales to run for re-election and potentially stay in office until 2025, according to local media. REUTERS/David Mercado