Today on the presidential campaign trail

IN THE HEADLINES

Obama pledges support for Afghanistan ... McCain raises more than $21 million in June, spends more than he raises as part of strategy ... Pentecostal minister planning Democratic convention promotes party members' faith and values

___

Obama meets Afghan president, troops

KABUL, Afghanistan (AP) _ Barack Obama pledged steadfast aid to Afghanistan in talks Sunday with its Western-backed leader and vowed to pursue the war on terror "with vigor" if elected, an Afghan official said.

Obama's meeting with President Hamid Karzai came after he had breakfast with U.S. troops.

On the second day of an …