Two Massachusetts men accused of setting off an explosion at Harvard Medical School last weekend are now facing federal charges.

Logan David Patterson, 18, of Plymouth, and 20-year-old Dominick Frank Cardoza of Bourne, were arrested Tuesday. Both had an initial appearance in federal court in Boston later in the afternoon. They are each charged with one count of conspiracy to damage by means of an explosive.

The men were ordered to stay away from all Harvard buildings and not speak to each other.

Cardoza's defense attorney, Stefan Rozembersky, told reporters that his client has no criminal record. He argued that the case is only being taken up in federal court because Harvard accepts federal funding.

"This is a simple case of property damage. It's not even charged as trespassing,"

See Full Page