How long would it take to get papers in the mail if police officer says he is charging you?

A police officer said they were charging my friend with child endangerment, how long would it take to get served? It happened on Thursday morning. or:

A police officer said they were charging my friend with child endangerment, how long would it take to get served? It happened on Thursday morning.

or:A police officer said they were charging my friend with child endangerment, how long would it take to get served? It happened on Thursday morning.

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