Why it's 'practically impossible' to rescue missing Titanic sub: US oceanographer by Tanisha Sangha Gahlaut Published: Wed 21 Jun 2023, 12:42 PM Last updated: Wed 21 Jun 2023, 1:07 PM WATCH MORE: Exclusive: When Hamish Harding spoke about diving into the deepest underwater trenches in 2021 Hamish Harding: All about missing Dubai-based billionaire and record-breaking adventurer Video of Titanic remains reveals how the shipwreck looked in 1986 Tanisha Sangha Gahlaut tanisha@khaleejtimes.com function loadVuukleWidgets() { window.newVuukleWidgets({ elementsIndex: 'BA8EA14A-6359-497B-8DC9-F5FCBF84350D', articleId: 'BA8EA14A-6359-497B-8DC9-F5FCBF84350D', img: 'https://image.khaleejtimes.com?uuid=71b96812-fd52-5a24-bfc7-c8818830d745&function=cropresize&type=preview&source=false&q=75&crop_w=0.99999&crop_h=0.99999&x=0&y=0&width=1200&height=675', title: "Why it's 'practically impossible' to rescue missing Titanic sub: US oceanographer", url: 'https://www.khaleejtimes.com/article/practically-impossible-to-rescue-missing-titanic-sub-us-oceanographer' }); } source: khaleejtimes