Experts believe the crew would have run out of oxygen days ago
'Unaddressed safety deficiencies' were detected at Avior, according to the European Commission
Hope for survivors fades because experts say 44 sailors had only enough oxygen to last up to 10 days if submarine remained submerged, undamaged
Arrests are latest in widespread corruption probe
Challenger Salvador Nasralla has alleged fraud and said he won't respect the official results. He's watched an initial five-point lead diminish in recent days as official results have trickled out.