Florida's GOP primary has become a battleground for the four remaining Republican hopefuls in the 2012 presidential race. The state's size and population are much larger than other primary states', and TV advertising is expected to play its largest role yet in the campaign.

Seven people die every day in Florida from prescription drug overdoses, by one estimate. Many of those deaths have been linked to pill mills — medical facilities that illegally prescribe or dispense strong narcotics. Local authorities are taking steps to combat the crisis.

NASA ended the U.S. shuttle program in 2011, leaving roughly 9,000 workers at the Kennedy Space Center without jobs. Many in Cape Canaveral hope the private space industry will blossom, and lead the way back into space, and back to work.

On Tuesday, President Obama delivered his final State of the Union address of his four-year term. It largely focused on growing the nation's economy. Host Michel Martin talks with two members of Congress who sat next to each other during the address: Rep. Michael Grimm, R-N.Y., and Rep. Loretta Sanchez, D-Calif.

Host Michel Martin continues the conversation with White House Senior Adviser Valerie Jarrett. A day after the State of the Union speech, Jarrett says President Obama's focus is not on politics. She also addresses criticism Obama has faced over the national debt and high unemployment rates.

Maybe you've never heard of Kris Kobach. But some immigration advocacy groups say an endorsement from the Kansas secretary of state is going to cost Mitt Romney the Hispanic vote and — should Romney become the Republican nominee — the general election.

Host Michel Martin speaks with White House Senior Adviser Valerie Jarrett about President Obama's State of the Union speech. Jarrett discusses job loss and growth, and says America is moving in the right direction when it comes to combating unemployment.