and the accidental destrgood88uction of two American and Russian spacecraft.

The German-built diesel-electric TR-1700 class submarine was commissioned in the mid-1980s and was most recently refitted between 2008 and 2014.The navy said the blast could havegood88 been caused by a concentration of hydrogen triggered by the battery problem reported by the captain.

helps search for Argentinas missing submarine 02:21 The navy said previously the captain reported on Nov.the vessel was cut in half and had its engines and batteries replaced.which was hirgood88ed for the latest search for the missing vessel.

Federal police raided naval bases and other buildings last January as part of the probe.Experts said refits can be difficult because they involve integrating systems produced by different manufacturers.

The discovery was announced just two days after families of the missing sailors held a commemoration one year after the sub disappeared on Nov.

and even the tiniest mistake during the cutting phase can put the safety of the ship and crew at risk.Because of the brain damage she suffered.

should carefully examine the services offered.addressed to family and friends said.

Thank you for keeping Laura in your prayers and for all of your continued love support.doctors said there was a problem.