Today we begin a series of reports examining the economic fallout in Minnesota from the terrorist attacks last month. Even before hijackers flew commercial aircraft into the World Trade Center towers and the Pentagon, the weakening US economy had shed one million manufacturing jobs over 13 months. Minnesota officials are bracing for rising layoffs, but say it's too soon to gauge the attacks' full impact in the state. Minnesota Public Radio's Bill Catlin has the first report in our series, Economy on the Edge.