Brazil shook by magnitude 6.1 quakehttp://www.msnbc.msn.com/id/19886532/An earthquake with a magnitude of 6.1 struck the Amazonas region in western Brazil Saturday morning, the United States Geological Survey said.2007-07-21T17:28+0200msnbcenmsnbc-dc630209b37f201791ba03bc15a0726bQuake, magnitude 6.1, strikes western Brazilhttp://139.191.254.108/Wires/reuters-en/070721/reuters-en-b7329c30e1b4548debb08cbc2c38182c.htmlWASHINGTON, July 21 (Reuters) - An earthquake with a magnitude of 6.1 struck the Amazonas region in western Brazil on Saturday morning, the United States Geological Survey said. The quake struck just before 9:30 a.m. local time (8:30 EDT/12:30 GMT) 171 km (106 miles) east of the city of....2007-07-21T16:27+0200reuters-enenreuters-en-b7329c30e1b4548debb08cbc2c38182c