Questions remain Monday morning about the dozens of bike riders who flooded a major Boston's highway and other busy streets over the weekend, including I-93.

All kinds of bikes were used by the riders, even dirt bikes and scooters were seen.

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Out of all the people involved, one person has been arrested in connection with the incident, and is due in court in South Boston Monday for an arraignment.

Massachusetts state troopers said there were about 100 people riding on the highway and pulling stunts on Saturday over the course of several hours.

Video from a cellphone shows the group going south on I-93 from the Zakim Bridge and into the O'Neill Tunnel. All the while, the riders are weaving in and out of traffic and

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