The latest, at a naval college in Lahore Tuesday, was the fourth in five days.
Chinese authorities say assessment of Chinese military distorted facts.
President Mahmoud Ahmadinejad met with key Iraqi leaders and offered the country a $1 billion loan as he began a two-day visit Sunday.
Recent suicide bombings raise questions about the country's future after Musharraf.
Some White House officials want to embrace victors in parliament; others don't want to abandon Musharraf.
An Army general warns of strain on deployed troops.
American support in strike against PKK rebels threatens relations with key Iraqi allies.
The British government says it has learned from the US that its earlier denials of aiding the criticized operations were wrong.