A Brazilian federal prosecutor...launched his second 20 billion real ($10.9 billion) lawsuit against U.S. oil company Chevron...and driller Transocean...doubling the stakes against the companies as critics call him as overzealous. The new lawsuit...is related to an oil leak discovered on March 4 in Chevron's offshore Frade field northeast of Rio de Janeiro...The...lawsuit...seeks to prevent Chevron and Transocean from operating in Brazil, transferring Brazilian profits overseas, obtaining government-backed finance and moving equipment from the country..."The filing of the second lawsuit is another in a series of outrageous actions brought by the same district attorney who previously filed both a criminal and civil case, all of which are without merit," Chevron said..."Transocean acted responsibly appropriately and quickly putting safety first. We'll continue to strongly defend our company, our people and the quality of our services," Transocean...said...[also refers to BP]