Republican presidential candidate Donald Trump smiles following his victory in the May 3 Indiana primary, which cemented his status as the GOP's de facto nominee.
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Texas Republican Gov. Greg Abbott ordered the Texas State Guard to monitor a joint U.S. Special Forces training taking place in Texas, prompting outrage from some in his own party.
Wind generators at Pacific Hydro's Cape Bridgewater wind farm in Warrnambool, Australia, in May 2012. Each generator produces roughly enough energy to meet the annual needs of 12,000 households.
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