Santos appears in court for first time since pleading not guilty in criminal fraud case

Club Q shooting suspect intends to plead guilty to 5 murder charges with life sentences, they tell judge

Titan sub CEO dismissed safety warnings as 'baseless cries', emails show

Strathclyde University's shock and sadness at student's Titan sub death

Titanic sub search: What happens next

Titanic sub search: US Navy detected implosion-like sounds days ago

Titanic director James Cameron: 'I felt in my bones what happened' to sub

All five people on missing Titan sub are dead - Coast Guard

Coast Guard finds debris field in hunt for Titanic sub

Missing Titanic sub search in critical phase amid fears over oxygen levels

Missing Titanic submersible: The health risks facing the crew

Missing Titanic sub search team expand search area as oxygen fears mount