Report: Police Investigating Possible Plot to Assassinate Obama

From The Rocky Mountain News:

Authorities are investigating a possible threat against presumptive Democratic presidential nominee Barack Obama.

Aurora police arrested a longtime drug user Sunday afternoon during a routine traffic stop where the man was seen "weaving," sources said. Two possible other accomplices also were arrested, according to police.

Police found four weapons, including two rifles and two handguns, in a rented pickup.

Report: Police Investigating Possible Plot to Assassinate Obama