toHit = new ToHitData(ae.getCrew().getPiloting(), "base PSR");
toHit.addModifier(4, "brush off swarming infantry");
// damaged or missing actuators
if (!ae.hasWorkingSystem(Mech.ACTUATOR_UPPER_ARM, armLoc)) {
toHit.addModifier(2, "Upper arm actuator destroyed");
}
if (!ae.hasWorkingSystem(Mech.ACTUATOR_LOWER_ARM, armLoc)) {
toHit.addModifier(2, "Lower arm actuator missing or destroyed");
}
if (!ae.hasWorkingSystem(Mech.ACTUATOR_HAND, armLoc)) {