Reincarnated rapper wants politicians to put restrictions on gun purchases.
President Obama responds to defeat of gun control legislation in the U.S. Senate.
President Obama chides Senate lawmakers for their failure to pass "common sense" gun control measures.
A measure to expand mandatory background checks for gun buyers has failed in the U.S. Senate.
President Obama travels to Connecticut to continue push for Congress to vote on and pass gun control legislation.
President Obama will meet with Sandy Hook families and push Congress to pass gun control reforms.
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