- World’s longest, deepest rail tunnel to close for months after freight derailment in the Swiss Alps CNBC
- World’s longest tunnel closes to train passengers after derailment CNN
- Gotthard rail tunnel, world’s longest, closes for months after Swiss derailment The Guardian
- Cleanup after train derailment will close key Swiss tunnel for passenger traffic for months ABC News
- Swiss Gotthard Tunnel to Reopen Aug. 23 for Freight as Repair Continues Bloomberg