Boston police are investigating the incident including review of a nearby camera pointed toward the park.
U.S. Coast Guard Rear Adm. Peter Brown's first duty station was in San Juan, Puerto Rico.
The Ohio Air National Guard 200th RED HORSE members will provide emergency assistance in the impacted areas.
The Puerto Rico National Guard has been activated after the strongest earthquake in a century shook the U.S. territory.
Vandals spray painted the monument and removed a medallion.
The unit will now conduct contingency response and combat communications out of Muñiz Air National Guard Base.
Engine and maintenance issues documented in the aging aircraft raise more questions about the cause of the May 2 mishap.
Nine airmen from the Puerto Rico National Guard died May 2 when a C-130 aircraft crashed shortly after takeoff.
Patrol efforts target operators who mislead and misrepresent themselves to customers and operate without licenses.
The U.S. Army says it will invest $62 million in Puerto Rico to renovate and expand its infrastructure in the U.S. territory.