Nevada's Dean Heller was sworn in Monday as a senator to replace the embattled John Ensign, who resigned amid a Senate Ethics Committee investigation stemming from an extramarital affair he had with a campaign aide.
Guest lineup for the Sunday TV news shows:

The U.N. Security Council on Thursday approved a resolution to impose a no-fly zone over Libya and take "all necessary measures" to protect civilians, even as Col. Moammar Gadhafi's warplanes bombed Benghazi, the eastern city at the heart of the rebellion.

Richard Lugar was President Nixon's favorite mayor when he was back home in Indiana, and now he's President Obama's favorite senator. And why not? He represents a mostly red state but his heart bleeds true blue.

President Obama lobbied senators by phone Monday to back an arms treaty with Russia that he's called a national security imperative, as a top Senate Democrat conceded "house by house combat" would be needed to win enough GOP votes to prevail.
Guest lineups for the Sunday TV news shows:
I must respond to the misleading Nov. 15 letter from the Inter-American Development Bank (IDB), "Clearing up Camisea misconceptions," written to conceal the financial mismanagement and environmental damage caused by the Camisea project, which were exposed in Kelly Hearn's Nov. 9 article "U.S. questions development bank after troubled gas project in Peru."

President Barack Obama took aim Saturday at Republican senators standing in the way of a nuclear arms reduction pact with Russia, saying they were abandoning Ronald Reagan's lesson of nuclear diplomacy: "Trust but verify."

President Obama is pressing for the ratification of an arms control treaty with Russia when the Senate returns for a lame-duck session on Nov. 15.