I seached to see if it was posted already -- nothing came up
You might also want to consider using the actual title of the article and doing a search using key words from the actual title. The actual title of the article from your link was Unions Oppose Hiring of Mexican Workers by Vidor Business. A search on the phrase "Unions Oppose Hiring" returns the following results:
Unions Oppose Hiring of Mexican Workers by Vidor Business
Posted by Arcy
On News/Activism 05/17/2006 7:29:38 AM CDT · 38 replies · 715+ views
Channel 6 KFDM ^ | May 11,2006
Unions Oppose Hiring of Mexican Workers by Vidor Business (Texas)
Posted by mlc9852
On News/Activism 05/17/2006 8:25:45 AM CDT · 17 replies · 393+ views
kfdm.com ^ | May 17, 2006 | Camille Briggs