During the past 10 years, Presidents George W. Bush and Obama have directed NASA to turn the job of transporting cargo and crew to the space station over to the private sector. As that process gathers pace, here is a list of the key players.
Many school shootings, such as last week's at Sparks Middle School in Nevada, involve a child taking a gun from home to school. A concerted effort must be made to improve gun safety at home, to research why kids kill with guns, and to pass parental-liability laws.
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