Whom does Telemachus catch raiding the storeroom of weapons and what do they do with them?

Telemachus catches the suitor Melanthius raiding the storeroom of weapons in Odysseus's palace. Melanthius attempts to steal arms and armor to supply the suitors for their impending conflict with Odysseus. Telemachus confronts him, and Melanthius is ultimately punished for his treachery during the battle that ensues when Odysseus returns home.