News Headlines:

• Arab League halts observer mission in Syria (AP)
• Leadership scramble: GOP rivals vie for title (AP)
• Feisty Gingrich stakes campaign on electability (AP)
• IMF chief presses for more cash to fight crisis (AP)
• College presidents wary of Obama cost-control plan (AP)
• British police arrest 5 in tabloid bribery probe (AP)
• Obama to senators: Change the way you do business (AP)
• 911 call reveals frantic efforts to help Moore (AP)
• Bradley Cooper, Zoe Saldana celebrate at Sundance (AP)
• Azarenka routs Sharapova to win Australian title (AP)
• Greece, creditors laboriously piece together debt deal (Reuters)
• Fading Gingrich attacks Romney in ad (Reuters)
• Exclusive: Germany wants Greece to give up budget control (Reuters)
• Arab League freezes monitoring mission in Syria: source (Reuters)
• Fitch cuts Italy, Spain, other euro zone ratings (Reuters)
• Subpoenas issued to financial firms in expanded probe (Reuters)
• Police search News International offices, arrest four (Reuters)
• In Facebook IPO, bankers seek prestige over fees (Reuters)
• Why Florida's Latino Republicans tilt toward Mitt Romney (The Christian Science Monitor)
• Can California change US cars forever? New zero-emissions rules take aim. (The Christian Science Monitor)