President Barack Obama talks with Jay Leno during a commercial break during the taping of his appearance on “The Tonight Show with Jay Leno” in Los Angeles, Tuesday, Aug. 6, 2013. (AP Photo/Jacquelyn Martin) by David Bauder AP Television Writer NEW YORK (AP) — President Barack Obama, the joke's on you. A study of gags by late-night comics during the first half of the year found an abrupt change from 2012. Now Obama and Democrats are providing the lion's share of punchlines.
