A drone struck the US-owned liquefied natural gas floating storage tanker Energos Winter at Egypt’s Mediterranean port of Damietta on Wednesday, triggering a fire that spread to a second vessel, the Gaslog Salem, Reuters and maritime security firm Ambrey reported. Egypt’s Petroleum Ministry confirmed that a fire broke out at the port but did not identify the cause of the incident. The Energos Winter is a US-owned liquefied natural gas floating storage tanker. The second vessel affected by the fire was identified as the Gaslog Salem. The incident occurred at the port of Damietta in Egypt’s northern Nile Delta.