Senators John Ensign (R-Nev.) and John Thune (R-S.D.) participated in a blogger conference call on Monday.On the agenda was President Obama's 2010 budget proposal which Thune cautioned if enacted in its current form would double the federal debt in five years and triple it in ten.Those interested can listen to this fascinating discussion here (5.9 mb MP3). Readers are also encouraged to go deep into the audio to hear just how much Obama's cap-and-trade program might cost every American if enacted.