A Houston mother accused of badly beating her two  toddler daughters has been charged with murder after the older girl died in September, police said.

Shandrika Nakesha Mack, 27, is accused of beating 2-year-old Kaliyah McCowan to death at her home in the 5400 block of Rampart Street, according to the Houston Police Department.

Mack flagged officers down around noon Sept. 5 after she went inside her children’s room and found Kaliyah unresponsive.

While waiting for paramedics, police noticed injuries to Mack’s 1-year-old daughter, according to authorities.

Police said Mack severely beat both of her daughters.

Mack was taken into custody on Sept. 21.