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ASTORIA, Queens— Police are investigating a series of assaults that took place within minutes of each other in Astoria Saturday.

Authorities first responded to the vicinity of Steinway Street and 31st Avenue around 5:15 p.m. after a 50-year-old woman walking with her young daughter was punched, causing bleeding and swelling, police said.

Both the victim and her 9-year-old daughter went to a medical facility for treatment.

About five minutes later, police received a report about a man who entered a jewelry store on Steinway Street and 30th Avenue and displayed a knife. He then menaced several customers at the entrance way and attempted to punch a 61-year-old victim, police said. The victim did not report any injuries.

At about 6 p.m., a 45-year-old woman was walking along Steinway Street near 30th Avenue when she was punched in the face, causing pain and redness, police said.

The victim was taken to the hospital for treatment, authorities said.

Submit tips to police by calling Crime Stoppers at 1-800-577-TIPS (8477), visiting www.nypdcrimestoppers.com, downloading the NYPD Crime Stoppers mobile app, or texting 274637 (CRIMES) then entering TIP577. Spanish-speaking callers are asked to dial 1-888-57-PISTA (74782).