The week promised, and even delivered, plenty of compelling news, yet Wall Street was committed to maintaining its tight focus on Friday's U.S. nonfarm-payrolls report, paying transient heed to the wild gyrations of Shanghai stocks, the automobile manufacturers' August sales figures, freshly released minutes of the latest Fed policy meeting, gold's rapid ascent, BP's big discovery, and even a watchdog panel's report on how the SEC's failed to sniff out the Madoff scam.