BOGOTA, Colombia Chile's presidential election will proceed to a runoff on Dec. 14, as none of the eight candidates secured the required 50% of the vote for an outright victory Sunday. The second round will pit the left-wing frontrunner, Jeannette Jara, against the far-right candidate, Jose Antonio Kast. Jara, of the Communist Party, is the former labor minister in the current left-wing government. Kast, the Republican Party's leader, is an ultraconservative lawyer and former lawmaker who