An advertising campaign that previously pushed the phrase "clean coal" launches new spots this week focused on jobs and low-cost power, the latest offering in a three-year, nearly $120 million effort to sell Congress and the White House on coal's future. Increasingly, there are signs that it's working. Coal companies and utilities that use coal in the past year have won a number of gains. Top policymakers, including President Obama, are echoing a key message from the ads, that technology in the future could reduce coal's carbon pollution and keep coal a part of the energy mix. Go to story #1