It was the second day of violence in this usually staid West Bank city.
Yesterday's assassination followed a day of violence during Monday's first round of general election voting.
A week later, there was another night and day of violence.
The West Bank incident, which occurred before dawn, set the tone for a long day of violence.
Panetta arrived after a day of violence that emphasised the vulnerability of Afghan civilians in the decade-long war.
Witnesses described troops and gunmen, some on nearby rooftops, shooting wildly on thousands of people in a second successive day of violence.
In all, it was the deadliest day of violence this year in the Palestinian uprising, leaving 12 Palestinians and 6 Israelis dead.
Baghdad Governor Killed In Day of Violence Gunmen assassinated the governor of Baghdad Province as insurgents pressed a campaign to derail elections scheduled for Jan . 30
It ushered in a day of violence around the country that claimed the lives of at least 58 lraqis and four American soldiers.
The debate took place on a day of violence in the Gaza Strip, where Israeli forces killed 10 Palestinians, including a 3-year-old 3-year-old 3-year-old
Abraham Lincoln, saying that their mission was accomplished," Mr. Bush testily told reporters at the news conference, on another day of violence and death in Iraq.
