By Michael Zennie and Associated Press PUBLISHED: 15:23 EST, 31 December 2012 | UPDATED: 17:45 EST, 31 December 2012 A 74-year-old man charged with killing two teenage tenants walked into their apartment and said he was going to shoot them before following through on his threat, authorities said today. James Pak did not enter a plea during a brief court appearance on Monday afternoon in York County Superior Court in Alfred, Maine. Pak is charged with two counts of murder after the deaths of 19-year-old Derrick Thompson and his  girlfriend Alivia Welch, 18. Pak is being held without bail.
@highlight
Police say James Pak shot three of his tenants after arguing with them on Saturday afternoon
@highlight
Derrick Thompson, 19, and his girlfriend Alivia Welch, 18, were killed; Thompson's mother Susan Johnson, 44, was wounded
@highlight
Police had been called to the home after an argument turned physical
well as @placeholder's wife, were rescued by officers shortly after the shooting,