WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.WASHINGTON, DC - JUNE 26, 2006: Barack Obama speaks at Sojourners and Call to Renewal's Pentecost 2006: Building a Covenant for a New America anti-poverty conference.