According to the article, Mexican Health Secretary Jose Angel Cordova says the virus is believed to have "mutated from pigs and then at some point was transmitted to humans."
Some have been turning to Twitter about the news.
circlecf (Ennis, Texas) The current Swine Flu announcements are a very good use of the Twitter system! Rapid updates for an evolving infection outbreak. NouveauCheap (San Diego, Calif.) Can someone in the twitterverse talk me down about swine flu? Seriously, being in San Diego, I'm afraid to leave my house now. AJ_The_Man (West Chester, Pa.) actly using Twitter for work! RT @CDCemergency CDC press conf rt now on Investig Human Cases of Swine Flu. Listen live http://bit.ly/bRQSG Jabberwocky (Waipahu, Hawaii) First tweet of the day and I wanna make it good. New strain of swine flu discovered in Mexico. Don't even wanna know how you catch that.
A number of Twitterers in California, Texas and Mexico have voiced fear about the spread of swine flu:
blunt64 (California) SWINE FLU??????omg 60 people dead from it ?????should i even send my kid to school??????????? KristyKitten (Solana Beach, Calif.) Ahhh, really not liking that San Diego is so close to Mexico right now. 60 dead from swine flu: http://tinyurl.com/c6sv6x nbrimhall (Guadalajara, Mexico) @LaChilangabacha I first thought "Swine flu, yeah right", but now that there might be 60 deaths, I'll just try not to freak out. fremmedgorelse (Monterrey, Mexico) Swine flu kill 60 people in Mexico!? OMG haven't realised it was that dangerous! shirlscribe (El Paso, Texas) Winding down the week, won't worry about the economy, swine flu, global warming, or the dreaded 2012. Nostradamus, take yourself a hike!