OAKLAND, Calif. - Oakland police confirmed that former NFL running back Doug Martin was involved in a break-in at a home before suffering a medical emergency . The former Tampa Bay Buccaneers and Oakland Raiders star died while in police custody on Saturday.

Police initially called to burglary

What we know:

"Prior to his death, Martin was involved in a break-in at a residence in Oakland," the Oakland Police Department said in a statement.

Authorities said officers were called around 4:15 a.m. Saturday to a home in the 11000 block of Ettrick Street following reports of a break-in. Shortly after, police received a second report of a person "experiencing a medical emergency" at the same location.

When officers arrived, they found Martin inside the residence. According to OPD, officer

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