The victims, ages 11 and 7, were passengers in the car, which turned in front of the Seminole County school bus neat Sanford Friday afternoon.
The driver of the car, Andrea Ruz of Deltona, was seriously injured but was expected to survive, the FHP said.
The bus driver and the two passengers from a Seminole County alternative school escaped unharmed, the Orlando (Fla.) Sentinel said.
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