Massachusetts State Police have released pictures  & audio of  the tense moments leading to the arrest of Boston Marathon bombing suspect Dzhokhar Tsarnaev hiding in a boat in Watertown, Massachusetts.

Thermal image of Boston Marathon suspect Dzhokhar Tsarnaev in a boat (Mass. State Police)
Photo from Massachusetts State Police Air Wing shows law enforcement approaching boat where Boston Marathon suspect Dzhokhar Tsarnaev hid (Mass. State Police)
Photo from Massachusetts State Police Air Wing shows law enforcement approaching boat where Boston Marathon suspect Dzhokhar Tsarnaev hid (Mass. State Police)
Thermal image of Boston Marathon suspect Dzhokhar Tsarnaev in a boat (Mass State Police)
Thermal image of Boston Marathon suspect Dzhokhar Tsarnaev in a boat (Mass State Police)