The surge in demand, however, comes at a time when carriers on both sides of the Atlantic are grappling with staffing shortages, forcing them to cut capacity. In Europe, widespread labor strife, including short-term strikes by cabin crew over pay, has left passengers facing long-lines and flight cancellations. That’s raising questions over whether airlines and even airports have enough resources to meet increased demand. Transatlantic traffic has already reached 85 percent of 2019 levels, according to aviation analytics company Cirium.Allison Lampert and Rajesh Kumar Singh (Reuters)