On Tuesday, authorities released dashcam footage showing the traffic stop that preceded the arrest of Sandra Bland, who died mysteriously in Texas jail cell earlier this month.

Sandra Bland, a 28-year-old Chicago woman, was found dead in a Texas jail cell last week. Cops say her death was a suicide; her family says it was murder. Now, authorities are releasing new details about her mysterious death, including a rough timeline of her final morning in jail.