Anger over U.S. foreign policy in Pakistan has set back the global effort to eradicate polio, but the country's longstanding rivalry with India and a redoubled effort by Pakistan's government and religious leaders might help overcome resistance to vaccination efforts. Meanwhile, 20 new cases were reported recently in Somalia, after six years of no new cases, bring the number of cases in the Horn of Africa to 73. Emergency immunization campaigns have been waged since May, but some areas of the country are inaccessible to vaccination teams.

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