A trio of heavily armed state troopers looked down intently from a bridge in rural Pennsylvania. Behind them, a slow procession of unmarked cars climbed a steep hill to deliver the next tour of local, state and federal law enforcement agents in the nearly two-week hunt for cop-killing suspect Eric Matthew Frein.
Tensions flared again in Ferguson, Missouri, with people shooting at officers, and throwing rocks and bottles, police say. Ferguson first found itself in the national spotlight when Michael Brown was killed by an officer.
Secret Service investigators interviewed Omar Gonzalez twice, well before he scaled a White House fence with a large knife in his pocket, determining both times that they didn't have enough reason to keep him, a law enforcement official told CNN on Tuesday.