candidates also warned about what they see as a dire path for the country, in particular when it comes to foreign policy, a theme that, along with immigration, also seems poised to become a flash point in the 2016 presidential race, unlike in 2012. Santorum argued that the growth of ISIS is a consequence of the isolationism and weakness from the Obama's administration. Cruz, like several speakers, said the President will fail in the war on terror if he refuses to use the words radical Islamic terrorism. Huckabee blasted Obama for devoting more time to climate change in the State of the Union address than talking about terrorism. A beheading is a far greater threat to Americans than a sunburn, Huckabee said. The issues There was plenty of the usual Iowa charm on stage, speeches with pig analogies and corn references. And there was more than one reference to how people in Iowa are somehow taller than average. Shown on a big screen above the stage was an image of a red barn sitting on a green hill surrounded by white fences. Steve King's name -- in all caps -- was plastered across banners on the stage, as well as the podium. The contenders also dished out a bevy of red meat, blasting Obamacare, Common Core, the media, Hillary Clinton and the $18 trillion debt. Cruz won huge applause for proposing to place 110,000 IRS employees on the southern border, joking that they 'll do a