Miranda Lambert gets emotional after being named Female Vocalist of the Year at the 48th annual Academy of Country Music &#40;ACM&#41; Awards. The ceremony was co-hosted by Luke Bryan and Blake Shelton and was broadcast live from the MGM Grand Garden Arena in Las Vegas on CBS on Sunday, April 7, 2013. &#40;WATCH a video of her acceptance speech.&#41; <span class=meta>(Adrian Sanchez-Gonzalez &#47; CBS)</span>
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