51.   He said a man with a Caucasian accent had called just after both bombings, threatening to extend the violence to the underground train system.

52.   Two top European companies have joined forces to market their different high-speed train systems outside Europe and North America.

53.   It was also found at Kimuishiki last December and in the Tokyo train system, newspapers said.

54.   Luzhkov said a man with a Caucasian accent had called just after both bombings, threatening to extend the violence to the underground train system.

55.   Politicians have meddled with the train system, most recently barring it from suspending money-losing routes popular among constituents.

56.   The company is building a highway through Guangzhou, Zhuhai and Shenzhen, in southern China and an elevated road and train system in Bangkok, Philippines.