jeffrey miron.republicans will lose a member of their caucus when congressman mark souter retires at 10:00 eastern time -- resigning actually. the reason for that is it has been discovered that he had an affair with a staffer in his district office cann. he was elected during the republican revolution of 1994. he is married and has three children. fox news is saying he will announce his resolution -- resignation after announcing an affair. elected as a family values conservative as part of the republican revolution, he survived a primary challenge two weeks ago. he was absent from washington most of last week. he only voted on thursday. it makes him the second lawmaker to step down in less than two months. i want to go back to our topic. we will take a telephone call from houston. this is billy. caller: i'd like to comment on capitalism and free markets. [unintelligible] as far as capitalism goes, isn't it the whole point to allow physicists to fail so that someone else can step in and take over and

later, author jeffrey miron on his book. each morning at 7:00 a.m. eastern, and later, the senate hearing on the nuclear arms treaty signed by president obama and the russian president. clinton, gates, and mullen will testify on the strategic arms reduction treaty. live coverage begins at 10:00 a.m. eastern. the state department said efforts to impose new sanctions on iran will continue despite a deal between that country, brazil, and turkey over its nuclear program. the spokesman says many vetoes have to be worked out. this briefing is 35 minutes. [captioning performed by national captioning institute] [captions copyright national cable satellite corp. 2010] >> good afternoon. today secretary clinton led a memorial service honoring the port-au-prince earthquake victims. the ceremony recognizes the importance of the stuff that died in the earthquake and enologist the extraordinary work of embassy personnel and the aftermath. two americans and six locally employed staff died in the massive earthquake that killed more than 230,000 people. two american