Mexico City - Mexico's Roman Catholic Archdiocese says young people delivering relief supplies to earthquake victims in the southern state of Oaxaca have been attacked and robbed.The archdiocese's information service says unidentified gunmen waylaid a pickup truck driven by the group on Tuesday. Carlos Arvizu, administrator of the Papa Francisco Pro Felicitas foundation, said on Wednesday that one person was shot, another was beaten and a woman was raped.A photograph shows a pickup with numerous bullet impacts. The attackers stole the group's cellphones and about $2 000. Oaxaca was rocked by a magnitude 8.1 quake on September 7 and a 6.1 temblor on September 23. Since the first earthquake, youths delivering aid from churches have been a common sight in Juchitan and other hard-hit communities.