(POLITICO) — In the end, it wasn’t even close.
Republican Sen. John McCain won an easy victory over his primary challenger on Tuesday in Arizona, defeating former state Sen. Kelli Ward — the most prominent anti-incumbent Senate primary challenger of 2016 — by a double-digit margin. McCain had 55 percent of the GOP vote to Ward's 35 percent when The Associated Press called the race soon after it started tallying the votes.
It was an anticlimactic victory for McCain, who was seen at the beginning of the election cycle as the Republican senator most vulnerable to a challenge from the right. A Public Policy Polling survey last year prompted intense speculation about McCain's future when it found 50 percent of Arizona GOP primary voters disapproving of his job performance.
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