Could it be coincidence?
Sure. :-) That's why I first applied the tin-foil.
I didn't hear about the plumbers, but I did hear a witness report of an huge explosion and ball of fire.
I guess the plumbers' union remark doesn't make ssense in light of your Hamas info. I am catching up and reading the posts backwards.
The cause of the 5-11 alarm fire, which broke out on the 29th floor about 6:30 p.m. Monday, is still under investigation.
http://www.suntimes.com/output/news/firefolo07.html
Hotspot started up again this evening
Lasalle Bank is one of the largest banks in the Midwest. Its building was originally named the Field Building, after Chicago retailer Marshall Field, whose estate developed the skyscraper in the early 1930s. It was designated a Chicago landmark in 1994.
http://abcnews.go.com/US/wireStory?id=308586&CMP=OTC-RSSFeeds0312