A Chicago father-to-be who was on the way to work his usual shift at a local hospital just one day before he was set to take paternity leave was killed in a deadly car crash by a group of suspects fleeing the scene of a Louis Vuitton "smash and grab," officials say.

His girlfriend gave birth to a baby boy the following day.

"They did not want to tell me because I'm pregnant," said Roanne Masangkay, girlfriend of 40-year-old Mark Arceta, in an interview with Fox News . "They did not want me to worry. So, I just grabbed the phone, and then I couldn't believe it."

Police and prosecutors say Arceta, who is from Skokie, was driving his normal route to work when members of a "theft crew" involved in a robbery at a Louis Vuitton store on Michigan Avenue in Chicago crashed into Arceta's Honda C

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