Service on the Metro-North Railroad was disrupted Wednesday evening after a derailment at Grand Central Terminal.
Three LIRR train runs were canceled during the Wednesday evening rush, due to broken rail west of Rockville Centre.
The Long Island Rail Road was subject to delays and cancellations for the Wednesday evening rush, due to an unspecified “track condition.”
Southwest Airlines canceled several flights Saturday morning, after a computer glitch grounded the entire fleet overnight.
The Long Island Rail Road expects to resume regular service Monday, a week after a non-passenger train derailed at Rego Park, Queens, and destroyed nearly a mile of track.