LOS ANGELES (AP) -- Democrat John Kerry, widely assailed by Republican critics, said Friday that President Bush has failed in his response to the Sept. 11 terrorist attacks and faulted the Republican for breaking promises on the economy, education and health care. The front-runner used a campaign speech to outline his plan to combat terrorism that relies on stronger intelligence-gathering, law enforcement and international alliances - proposals that Kerry has been touting for more than a year. The context, however, has clearly changed. Disparate Republican officials, speaking with one voice, have stepped up their criticism of the Massachusetts senator's 19-year...