Police started arresting protesters who shut down parts of Interstate 94 following the death of Philando Castile. Hundreds of protesters marched from the Governor's residence and crossed I-94, blocking off the freeway in both directions. State Patrol officers redirected motor traffic as they cut off I-94 entrances at Dale Street. Protesters are throwing objects at officers and one officer was injured from a thrown firework, according to SPPD. One protester was using a laser sight and pointing it at officers. St. Paul Police Department officers are using glass balls with smoke, not tear gas, on I-94. Police officers on I-94...