Mexican residents around the Bay Area watched the tense inauguration of Mexico's new President Felipe Calderon with sadness and frustration Friday, some expressing disgust that Calderon prevailed in what they called a stolen election, others dismayed by the fisticuffs and jeers as opposition lawmakers tried to impede the swearing-in ceremony. Many Mexicans who have kept an eye on the politics of their home country from here said they thought a combination of dirty campaigning and vote fraud had denied the presidency to leftist candidate Andres Manuel Lopez Obrador, who lost the election by less than 1 percent. But some said...