Gun violence in Chicago is seen as a public health crisis; Los Angeles investigates recent tuberculosis outbreak; and questions surround the safety of water fluoridation. Read these and more public health news stories for Feb. 25, 2013.

PBSGun violence is public health crisis in Chicago
We conclude our week long series on guns, violence and mental health concerns in the wake of the Connecticut shootings.
Tonight, we have a report from Chicago on how doctors and researchers there are trying to tackle the growing problem of gun violence as a public health issue.

ReutersRadioactive waste leaking from six tanks at Washington state nuclear site
Six underground storage tanks at the Hanford Nuclear Reservation along the Columbia River in Washington state were recently found to be leaking radioactive waste, but there is no immediate risk to human health, state and federal officials said on Friday.

Chicago TribuneLos Angeles health officials concerned about TB outbreak on skid row
Los Angeles County health officials have asked for federal assistance to analyze and contain an outbreak of tuberculosis within the city’s homeless population, a spokeswoman for the county agency said on Friday.

Forbes4 ways the sequester could affect science, public health and the environment
America may have dodged the fiscal cliff in January, but the country’s finances aren’t off the chopping block just yet. In fact, the same package of across-the-board spending cuts — known as “the sequester” — is set to take effect March 1, essentially recreating half of the fiscal cliff just two months after Congress’ 13th-hour solution.

Fox NewsFluoride: Necessary or too much of a good thing
Community water fluoridation has been around for more than 65 years, and although proponents cite many benefits, the practice has come under fire recently as critics are questioning the amount our children are consuming – and if it’s even necessary.

Pump HandleNew study lifts the lid on unhealthy kitchen conditions in migrant farmworker housing
For many migrant farmworkers, the health risks don’t stop at the end of the workday. After long, arduous hours in the field, where workers face risks ranging from tractor accidents and musculoskeletal injuries to pesticide exposure and heat stroke, many will return to a home that also poses dangers to their well-being. And quite ironically for a group of workers that harvests our nation’s food, one of those housing risks is poor cooking and eating facilities, says a new study from the American Journal of Public Health.