Israel resumes Gaza strikes after cease-fire lull

GAZA CITY, Gaza Strip (AP) - A brief cease-fire declared by Israel and troop withdrawals slowed violence in the Gaza war today, but an attack an Israeli bus that killed one person in Jerusalem underscored the tensions still simmering in the region as Israeli airstrikes resumed late in the day. Several cease-fires have broken down during the 3 1/2-week war - including Friday when an internationally negotiated truce collapsed amid violence and mutual recrimination between Israel and Hamas.