Senator John McCain has struggled to solidify lines of attack against Senator Barack Obama, Republican operatives say and some of his own advisers acknowledge.

Senator John McCain used his visit to appeal to residents of both sides of the border: Mexicans and, more urgently, Latinos in the United States.

MEXICO CITY, July 3 -- Sen. John McCain's trip to Colombia and Mexico this week made one thing clear: The shape of the United States' relationship with Latin America will hinge on the outcome of the 2008 election.

CNN: With the dust having finally settled after the prolonged Democratic presidential primary, a new CNN/Opinion Research Corporation poll shows Sens. John McCain and Barack Obama locked in a statistical dead heat in the race for the White House. With just over four months remaining until voters weigh in at the polls, the...

Yesterday, John McCain put Steve Schmidt in charge of his campaign, while former campaign jefe Rick Davis was moved into heading the veep search, fundraising, etc. We had some questions, and we've now some answers, thanks in part to a McCain memo reported in a blog entry from Chris Cillizza, who seems to...