American Airlines Rebuffs United Tie Up As Investors Weigh Regulatory Risk [Yahoo! Finance]
American Airlines resumes Miami-Caracas flights after 7-year pause, tickets now on sale [CBS News]
Stock Market Today, April 20: Market Rebound Stumbles as Oil Disruption Continues [Globe and Mail, The (Toronto, Canada)]
Stock Market Today, April 20: Market Rebound Stumbles as Oil Disruption Continues [Yahoo! Finance]
United Q1 earnings preview: Crude surge, premium push, and merger chatter are on the agenda [Yahoo! Finance Canada]