The ongoing search fora missing submersible carrying passengers to the underwater siteof theTitaniccontinues as search and rescue discover new revelations.

“RCC Halifax launched a P8, Poseidon, which has underwater detection capabilities from the air,” the DHS email read, perRolling Stone. “The P8 deployed sonobuoys, which reported a contact in a position close to the distress position. The P8 heard banging sounds in the area every 30 minutes. Four hours later additional sonar was deployed, and banging was still heard.”

Ocean Gate/Handout/Anadolu Agency/Getty

An undated photo shows tourist submersible

An undated photo shows tourist submersible

“Additional acoustic feedback was heard and will assist in vectoring surface assets and also indicating continued hope of survivors," said the email, according to CNN.

The missing sub was part of OceanGate Expeditions, a company thathosts a “Titanic Expedition” to the historic site. Per their website, expeditions to theTitanicsite began in the summer of 2023 and had a total of 18 dives planned.

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“Our entire focus is on the crewmembers in the submersible and their families,” said OceanGate in a previous statement toPEOPLE. “We are deeply grateful for the urgent and extensive assistance we are receiving from multiple government agencies and deep-sea companies as we seek to reestablish contact with the submersible. We pray for the safe return of the crew and passengers.”

source: people.com