President Barack Obama's emotional speech on the Tucson tragedy was penned in part by a 30-year-old Chicago native who works in the White House.

President Barack Obama mourned victims of the Tucson shooting spree Wednesday and urged Americans not to let a political debate over the tragedy be used as one more occasion to turn on one another.

President Barack Obama urged Americans to heal their poisonous political divisions to honor a 9-year-old girl killed in Tucson, ahead of her funeral Thursday five days after the shooting tragedy.

President Barack Obama mourned victims of an Arizona shooting spree on Wednesday and urged Americans not to let a political debate over the tragedy be used as one more occasion to turn on one another.

President Barack Obama mourned the victims of an Arizona shooting spree on Wednesday and urged Americans not to let the debate over the tragedy be used as one more occasion to turn on one another.