Horrifying CCTV footage has emerged after a mother-of-six was shot dead by a robber at the shop where she worked.
Gabrielle Simmons was killed despite handing over cash to the gunman on Monday.
Police in Texas say the gunman, seen entering the store and threatening the 27-year-old victim, is still at large.
Ms Simmons had moved to Texas from Mississippi to give her six children a better life, WFAA reports.
She was killed at around 7pm at the Dollar General store where she worked.