The following excerpt is from U.S. v. Howard, 489 F.3d 484 (2nd Cir. 2007):
Probable cause exists if a law enforcement official, on the basis of the totality of the circumstances, has "knowledge or reasonably trustworthy information sufficient to warrant a person of reasonable caution in the belief that an offense has been committed by the person to be arrested." Panetta v. Crowley, 460 F.3d 388, 395 (2d Cir.2006).
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