A landslide has buried a passenger bus on a treacherous mountain pass in Vietnam, killing six people and injuring 19 others, as more heavy rain is forecast into the week. The earth and rocks collapsed onto the bus late Sunday as it was traveling through the Khanh Le pass in the central highlands. Landslides also occurred on both sides of the pass, delaying rescuers from reaching the scene. Vietnam has been hit hard by typhoons and other rainfall this year. Rainfall through Wednesday is expected to reach 12 to 24 inches in parts of central Vietnam,
