NEW : The Three men planned to detonate backpack bombs in crowded areas , the court heard . NEW : They traveled to UK to attend a terror training camp . Karen Jones , Ifran Khalid and Stephanie Halasz wanted to carry out a big attack , prosecutors say . The three men planned to set off up to eight backpack bombs in crowded areas , and had traveled to a terror training camp in Pakistan for expert training and preparation , the court heard during a 14-week trial . `` Had they not been stopped , the consequences would have been catastrophic , '' said Karen Jones , a specialist counter-terrorism prosecutor for the Crown Prosecution Service . `` These men had dangerous aspirations , '' says prosecutor Ashik Ali .
NEW : The Three men planned to detonate backpack bombs in crowded areas , the court heard . NEW : They traveled to UK to attend a terror training camp . Karen Jones , Ifran Khalid and Stephanie Halasz wanted to carry out a big attack , prosecutors say . `` These men had dangerous aspirations , '' says prosecutor Ashik Ali .