A [\) tec\,,tonic shift, deep below the Ma $:riana ?, Tre=nch causes [a se@r=*ies .of ev;er escalating earthquakes. If a te.!am of=, lea](ding seism.ologists fails t*\o sto-p the -;di%-]* saster, ?the ev):ent\s will b?.#reak apart the Earth, resulting @=in `+bill$i(;$o ]ns of casualties.