Al Qaeda's second-in-command Ayman al-Zawahri called for attacks on Israeli and Western targets to avenge Israel's raids on the Gaza Strip, in an audio tape posted on the Internet on Monday.

"O Muslims. Today is your day. Hit the interest of the Jews and the Americans and all those who participated in the aggression against Muslims," said the speaker on the tape who sounded like Zawahri.

"Monitor the targets, collect the money, prepare the hardware, plan accurately and then attack," he added, without specifically naming any targets. "No one can say today that we should fight the Jews in Palestine only."...

..."Let them know that they would bleed for every dollar they spend on killing Muslims," Zawahri said.

"They cannot ... insult our prophet and support Israel, and expect to live in peace in their countries," he added, referring to the publication in the West of cartoons mocking Prophet Mohammad...