 The September 11, 2001 attacks resulted in a substantial disruption to the processing of resettlement claims with actual admissions falling to about 26,000 in fiscal year 2002.Claims were double-checked for any suspicious activity and procedures were put in place to detect any possible terrorist infiltration.Nonetheless, some advocates noted that, given the ease with which foreigners can otherwise legally enter the U.S., entry as a refugee is comparatively unlikely.