2778, 81 L.Ed.2d 694 (1984). Wang v. Ashcroft, 368 F.3d 347, 349 (3d Cir.2004). We review the BIA’s factual determinations under the substantial evidence standard, affirming them unless the record evidence would compel any reasonable factfinder to conclude to the contrary. Dia v. Ashcroft, 353 F.3d 228, 247 (3d Cir.2003). III. An alien will be granted asylum in the United States only if he or she is a “refugee” who is “unable or unwilling” to return to his or her native country “because of persecution or a well-founded fear of persecution on account of race, religion, nationality, membership in a particular social group, or political opinion.” 8 U.S.C. § 1101(a)(42); see also Immigration & Naturalization Serv. v. Elias-Zacarias, 502 U.S. 478, 483, 112 S.Ct. 812, 117 L.Ed.2d 38 (1992) (<HOLDING>). Therefore, a key task for any asylum
holding that dangers arising from police work do not support a claim of persecution on account of a protected ground holding that a petitioners unwillingness to return must be based upon persecution or a wellfounded fear of persecution on account of race religion nationality membership in a particular social group or political opinion   holding that persecution on account of a protected category must be because of that category holding that to show an objectively reasonable fear of future persecution an applicant must establish that he would be singled out for persecution or that there was a pattern or practice of persecution of similarlysituated individuals holding that abuse at the hands of a father constituted persecution because it was on account of his daughters religious beliefs