The former French Prime Minister, Dominique de Villepin, goes on trial today charged with plotting to discredit President Nicolas Sarkozy. It is alleged that Mr de Villepin tried to manipulate a judicial investigation to hurt Mr. Sarkozy's chances of winning the 2007 presidential election. If found guilty, Mr. de Villepin could face up to five years in jail and fine. The former prime minister has denied any wrong-doing.