What the Soviets have done is to remove some unneeded units and to substitute others, so that the numbers of military useful troops in Afghanistan is basically unchanged.
Lay rescuers are usually not able to determine with accuracy whether a victim has a pulse and the risk of withholding CPR from a pulseless victim exceeds the harm from unneeded chest compressions.
Use this Saturday to clean out your medicine cabinet to get rid of your unneeded or expired pills so that your home does not contribute to an overdose, or create or fuel an abuse or addiction problem.