Dhaka, April 5 -- Senegal's President Bassirou Diomaye Faye on Thursday warned in his annual state of the nation speech that the country faces a tough financial future that would need sacrifices.Faye spoke after authorities and the International Monetary Fund said the previous government had underestimated the West African nation's debt levels."The state of the public finances of our country, as revealed by the audit, means that we must count first of all on ourselves to redress the situation," said Faye, who took office one year ago.He said "collective sacrifices" would be needed but added: "We are very capable and we will succeed with the mobilisation of everyone."Social tensions have risen in recent months, and the government's financi...