Brian Matusz, a former Orioles left-handed pitcher and first-round draft pick, died Tuesday, the ballclub announced. He was 37. Matusz pitched parts of eight seasons in Baltimore after the club selected him with the No. 4 overall pick in the 2008 draft.

No cause of death was immediately revealed, and police have launched a "death investigation" after the pitcher's body was found at his Phoenix home.

Phoenix police are investigating the death of former Baltimore Orioles pitcher Brian Matusz, who died on Monday at the age of 37. In a statement to a local NBC affiliate, police confirmed that there is an investigation into Matusz’s sudden death.