When the state of California added the compound 4-methylimidazole, also known as 4-MI or 4-MEI, to its list of known carcinogens in 2011, it created a problem for the soda industry.

The caramel color they used to give colas that distinctive, brown hue contained levels of 4-MI that would have warranted a cancer warning label on every can sold in the state.

ESPN is reporting that sources close to the NFL's Indianapolis Colts say the team is going to let star quarterback Peyton Manning become a free agent.

An announcement is due Wednesday, the network adds.

Manning, who has spent his entire 14-year career with the Colts and is a lock to be a hall of famer, "missed the entire 2011 season after having his third neck surgery in 19 months, a fusion of two vertebrae," as ESPN writes.

Federal health officials Tuesday called on hospitals, nursing homes, clinics and doctors' offices to work harder to fight the spread of a dangerous bacterial infection that can cause life-threatening diarrhea and other complications.

While other health-care related infections have been decreasing in recent years, cases of Clostridium difficile, or C. diff, continue rising, according to Clifford McDonald of the federal Centers for Disease Control and Prevention.

Apple has about 47,000 workers in the U.S. That's not a huge amount for such a profitable and influential company. Now the tech giant is saying it has actually created about 10 times that many jobs indirectly.

Some economists are skeptical of the claim. And the move comes as Apple is facing increased criticism and scrutiny over labor practices at factories it outsources to in China.

As the news comes in tonight about the Republican presidential campaign's 10 Super Tuesday contests, we'll be helping out the Elections Desk by live blogging.

Before we get deep into the news of the Super Tuesday primaries, here's something from the lighter side of politics.