The officer says the teen tried to use his car as a deadly weapon, but the grieving family says an autopsy contradicts that claim.
The fledgling nation has its own flag, border patrol gate guarded by a giant robot sentry and official-looking passports.
The tentative deal would take the threat of government shutdowns off the table until after the 2016 presidential election.
An Oklahoma judge sets bond at $1m for 25-year-old Adacia Chambers who faces four counts of second-degree murder.
An investigation is launched as footage emerges of a uniformed guard tipping a student out of a chair and then throwing her.