FILE - In this file photo taken on April 28, 2011, thousands of people gather for an opposition party rally in Singapore. Singapore will hold a general election on Sept. 11, 2015, the government announced Tuesday, Aug. 25, 2015, in what is expected to be a tight contest for the ruling party that has dominated politics in the city-state for 50 years but is now facing growing disaffection among citizens.(AP Photo/Wong Maye-E, File)