OAKLAND, Calif. (KCBS)- The damage is being tallied as well as the arrests, after demonstrations took a turn for the violent and unruly in Oakland Thursday night after the involuntary manslaughter conviction of ex-BART cop Johannes Mehserle.

According to the Alameda County Sheriff’s Department, the final number of people arrested Thursday night is 78.

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60 of them are men, 18 women. Only 19 of those people are from Oakland and 12 are from out of state.

The sheriff’s department held a briefing Friday morning.

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66 of these people will be released today because they were booked only on unlawful assembly.

The remaining 12 will be staying at the Alameda County Jail because they are accused of parole violations, arsons, rioting, or having explosive devices, which are all felonies.

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The Oakland Police Department will hold its own briefing with Chief Anthony Batts and Mayor Ron Dellums around 11 a.m. Friday morning.