Presidential campaigns take on harsher rhetoric; GM asks ad agencies to slash fees; Census shows a changing US population; and more.

LOS ANGELES: The Port of Los Angeles plans to award The Rogers Group, with a one-year, $350,000 contract this Thursday for work on its Clean Truck Program after the LA Mayor's office requested the Port limit its work with PR firms.

WARRENVILLE, IL: BP Products North America recently launched its first full-scale lifestyle effort to show consumers how its new BP gasoline with Invigorate cleans and extends the use of engine parts, in the same way a healthy lifestyle contributes to a longer lifespan.

FT. LAUDERDALE, FL: The fate of a PR campaign developed for Cruise Lines International Association (CLIA) appears up in the air after it was accidentally e-mailed to a Connecticut reporter.

ATLANTA: AutoTrader.com's baseball-themed "Drive to a New Start" campaign, which emphasizes the Web site's new cars for sale, is making a final push as the effort heads into its final month and a half.

Carmakers battle it out, PR plans' leaked to press, Levi's new marketing plan, and more.

More controversy at the Tribune company, Xbox adds social networking, HBO generates more buzz with another show, and more.

The use of child safety seats in cars might seem like a no-brainer, but the reality is many parents get mixed messages about what seat is best and how long kids should use them.

DEARBORN, MI: Ford Motor Co.'s communications team set up a series of experiential events to create buzz for its crossover SUV, Ford Flex, which is on its way to dealerships now.

When Greyhound launched its new Boltbus service, the company wanted to challenge all the prevailing stereotypes about bus travel in the competitive Northeastern market.