An escape slave who freed hundreds of people from bondage is to be the face of redesigned 20 dollar bill in the United States. James Cook has the details. “Harriet Tubman was an American hero, a former slave who brave pedals to help hundreds of others follow her path to freedom, at first be a secret network known as the underground railroad, and then as a union spy in the civil war. After the war, Ms. Tubman, who struggled in poverty into the end of her life, fought for women suffrages. __________________________________________ World news from the BBC. 新版20元美钞上将会使用一名奴隶的头像,她曾成功逃脱南方,并帮助数百名奴隶获得了自由.请看詹姆斯`库克为您带来详细报道."哈莉特`塔布曼是一位美国英雄,她本人曾是一名奴隶,但她在逃脱后又勇敢地使用自己走过的路线帮助几百名奴隶获得了自由,这条逃跑路线是一条秘密通道,最早被叫做"地下铁路",后来在南北战争中被用于北方的间谍活动.战后,塔布曼不顾贫困,继续为争取妇女参选的权利而奋斗,直到逝世.___________________________________________ 这里是BBC为您带来的世界新闻.