CARACAS, Venezuela - President Hugo Chavez's approval rating remained at a low of about 34 percent, according to a poll released Tuesday. About 34 percent of Venezuelans evaluate Chavez's three-year government as quot;regular-to-good, good or very good,quot; while 63 percent consider it quot;regular-to-bad, bad or very bad,quot; according to the Feb. 22-26 Datanalisis poll. A December Datanalisis poll found similar results. The populist former paratrooper, whose popularity was about 60 percent this time last year, has faced mounting discontent over a flailing economy and high crime. Opponents have increasingly taken to the streets to demand that Chavez resign, claiming his...