(NECN) - Monday marks four weeks since the Boston Marathon bombings, which killed three people and injured more than 200 others.
Monday, the Boston Police Department will join a state department effort aimed at strengthening cooperation with overseas law enforcement.
Secretary of State John Kerry and Boston Police Commissioner Ed Davis will formalize the agreement Monday.
Boston Police will send officers overseas to train their foreign counterparts and building intelligence channels aimed at tracking international crime.
Police in New York and Chicago have used the partnership to develop information on terrorism threats and drug trafficking.