Six months after the shooting in Tucson that killed six people and wounded Rep. Gabrielle Giffords, D-Ariz., the Obama administration has yet to move on new gun control legislation.

That could change soon.

White House spokesman Jay Carney said a special task force has been "working through these complex issues, and we expect to have some more specific announcements in the near future."

Gun control organizations such as the Brady Campaign to Prevent Gun Violence have pressed the Obama administration since the Giffords shooting and have been critical of what they call a lack of action.

Gun rights advocates such as the National Rifle Association have said the Giffords shooting should not be used as an excuse to infringe on the rights of legitimate gun owners.

Carney said a variety of views are being taken into account as the administration looks at efforts to prevent mass shootings.

"The president directed the attorney general to form working groups with key stakeholders to identify common-sense measures that would improve American safety and security while fully respecting Second Amendment rights," Carney said.

In a March op-ed for the Arizona Daily Star, Obama said he wanted to focus on strengthening background checks so criminals or mentally ill people could not get weapons. He wrote: