http://news.yahoo.com/s/ap/20110516/ap_on_hi_te/us_led_lighting;_ylt=AsE3Gkdtse.WMyLRBM_sWOCs0NUE;_ylu=X3oDMTNqNzVocWJlBGFzc2V0A2FwLzIwMTEwNTE2L3VzX2xlZF9saWdodGluZwRjY29kZQNtb3N0cG9wdWxhcgRjcG9zAzgEcG9zAzUEcHQDaG9tZV9jb2tlBHNlYwN5bl9oZWFkbGluZV9saXN0BHNsawNs
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