<sod >Â  But the terrorists' broaderÂ plans are believed to have failed after a stockpile of gas canisters, to be used in an attack, exploded and blew up their safe house in Alcanar.< eod>< sod > The terrorists' broader plans are believed to have failed after a stockpile of gas canisters, to be used in an attack, blew up their safe house inÂ Alcanar.< eod>