MIAMI (CBSMiami/AP) – A deadly weekend in the state as law enforcement officers killed three people in separate incidents.

The first shooting happened Saturday night in Tarpon Springs. Police said they responded to calls about 9:25 p.m. and found a man at an intersection pointing a rifle at passing cars. They opened fire when he pointed the rifle at them, hitting him numerous times, police said.

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The man was taken to the hospital, where he was pronounced dead.

The second shooting happened Sunday in Lee County near Fort Myers.

Lee County Sheriff Carmine Marceno said a 21-year-old Tampa man with a long criminal history had robbed a 7-Eleven store late Sunday and then another at about 7:30 a.m. Sunday, threatening the clerks with a knife.

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The man fled, but deputies found him. Marceno said the man tried to attack deputies with a knife, but they fatally shot him. They say the 21-year-old Tampa man had a long criminal history.

The third shooting also happened Sunday. West Palm Beach police said they responded to a call of an armed man smoking crack cocaine and found Allan Lorenzo Robb, 33. They say he was wanted for grand theft auto. He had been released from prison Sept. 17 after serving time for robbery.

Police say he lunged at three officers with a knife and one shot him. He died at the scene.

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CBSMiami.com Team