Boston and federal authorities have issued an arrest warrant for a Salem man that allegedly murdered a war veteran, according to the Boston Herald.

Detectives are looking for Peter Castillo, 23, of Salem in connection with the April 28 murder of Stephen Perez, 22, of Revere, the outlet reports.

If you have information about Castillo's location, you are urged to call Boston Police at (617) 343-4470 or the CrimeStoppers Tip Line at 1(800) 494-TIPS. Texting the word ‘TIP’ to CRIME (27463) is also an option, according to the Herald.