SkyNews:
Edinburgh and Newcastle on hightened security alerts.
"The silver Mercedes sedan discovered early Friday morning outside the Tiger Tiger nightclub in Piccadilly Circus appears to have been stolen in early June and was spotted in the last two days, first in Scotland and then in Birmingham, England, according to law enforcement officials."
http://blogs.abcnews.com/theblotter/2007/06/terror-plot-inv.html