Police are searching for suspects in two unrelated murders that took place minutes apart in Hempstead on Sunday.
The first murder, a shooting, occurred on Burnett Street at about 3:50 p.m., Nassau County police said. The second, a shooting and stabbing, took place in Kennedy Park on Greenwich Street at 3:53 p.m.
Authorities have not released the identities of either victim, pending notification of next of kin. Autopsies in both cases are to be performed by the medical examiner Monday.
Police said the first incident was reported when a local resident found the victim, described as a man in his 30s, on the sidewalk on Burnett -- and flagged down a passing Hempstead police officer.
The victim was transported to North Shore-Long Island Jewish Hospital, where he was pronounced dead at 3:43 p.m.
The victim in the second case is described as a man in his mid-20s and witnesses who notified police told investigators the man had been accosted by "several males who stabbed and shot him."
That victim also was transported to North Shore-Long Island Jewish and died there at 4:28 p.m., police said.
Police are asking that anyone with information regarding either homicide to call Crime Stoppers at 800-244-TIPS. All calls remain confidential.