Here's Why Some UPS Workers May Be Going on Strike as Holiday Shopping Season Begins

A slew of UPS (UPS) - Get Report workers may be going on strike. Some 98% of UPS' air maintenance personnel have voted to proceed with strike measures. The workers are part of a union and say UPS wants retirees to pay more for health care costs, among other grievances. If a strike occurred, it may hinder operation of UPS airplanes, but take 30 days to commence, causing a muted impact on the holiday shopping season. UPS shares were slightly lower in midday trading Tuesday. TheStreet's Scott Gamm reports from Wall Street.