Following Mitt Romney's strong debate performance Wednesday, Murphy contended on NBC's "Meet the Press" that Biden will head into his face-off against Rep. Paul RyanPaul Davis RyanHow Kevin McCarthy sold his soul to Donald Trump On The Trail: Retirements offer window into House Democratic mood Stopping the next insurrection MORE (R-Wis.) with the Obama campaign looking to make up ground and in "attack mode."
"They're going to be pouring Jolt Cola down his throat. He'll have a bayonet in his teeth," he said, before warning that it could present a "high wire act" for the gaffe-prone Biden.
GOP contender Mitt Romney delivered a well-received performance in Wednesday’s debate, with polls showing most viewers believed he beat the president. Many liberal supporters of Obama also expressed disappointment with the president’s showing.
On Sunday, Republican National Committee Chairman Reince Priebus, also warned Republicans that he expected Biden to perform well on Thursday to help the Democratic ticket regain momentum.