Two American citizens were arrested after a police officer was stabbed in the center of Rome.
Mario Cerciello Rega, 35, was with a colleague when they faced two suspected thieves in the Prati district of Friday early in the morning.
It is believed that a group of men stole a man's bag before dating and returning it for $ 1
When two men showed up, they were hit by the officers.
One of the men took out a knife and repeatedly stabbed Cerciello Rega before fleeing.
It is believed that the two arrested Americans are linked to the attack, but not to the stabbing reports from Italy.
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Cerciello Rega was a vice-brigadier general of the Italian paramilitary Carabinieri police power. He had been married for only 43 days and returned from his honeymoon this week.
His funeral takes place on Monday in the same church where he was married.
The murder shocked Italy and demanded tribute from all over the country.
Hours after his death became known, the Italian state police stopped their cars outside the headquarters of the Carabinieri and paid homage to the officer with their sirens.
On the social media pages, Carabinieri Cerciello Regas praised "unconditional and courageous devotion," saying his loss would be felt by 110,000 of his fellow Carabinieri officers.
Flowers were also left behind in the Carabinieri station on Piazza Fornese in Rome.
Italian Interior Minister Matteo Salvini also expressed his condolences on Twitter and described the policeman as "a hero, a boy with all his life ahead of him".
Mr. Salvini had previously urged the assailant to "perform forced labor in jail for the duration of h e lives".