How can you tell when Obama is lying?

President Barack Obama on Wednesday declared the world’s credibility “is on the line” 

Obama said the “red line” he set against a year ago against Syria’s use of chemical weapons isn’t his, but an international standard.

“I didn’t set a red line, the world set a red line,” Obama said. “My credibility’s not on the line. The international community’s credibility is on the line. And America and Congress’s credibility’s on the line."

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