PHILADELPHIA (CBS) — Family and friends are saying their goodbyes to a father who was gunned down outside his Spring Garden home last week.

A funeral was held at Cathedral Basilica of Saints Peter and Paul for 38-year-old Gerard Grandzol.

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Grandzol had just parked his SUV at 15th and Melon Streets last Thursday when he was confronted by two suspects — 16-year-old Marvin Roberts and his brother, 21-year-old Maurice Roberts.

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Police say the suspects took his wallet and demanded his car keys. Grandzol’s 2-year-old daughter was in the back seat of the vehicle at the time.

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Police say Marvin Roberts shot Grandzol in the head when he refused to hand the car keys over.