The airline has been accused of firing 13 crew members after they refused to fly following a perceived threat to an aircraft in July.
from Travel Feedly http://www.ibtimes.com/united-airlines-flight-attendants-file-complaint-being-fired-after-not-flying-over-1777086
from Travel Feedly http://www.ibtimes.com/united-airlines-flight-attendants-file-complaint-being-fired-after-not-flying-over-1777086