Getty Images has so many angles on this that hadn't hit the wire services yet when I wrote my post—the photos that will be in history books.

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I’ve used Photoshop since version four, ages ago. Don’t be afraid to click any button to see what will happen. It will not catch on fire. I promise.
Start with a free Adobe account and photoshop express

I second the idea to go to YouTube for help.
Search on: “You suck at Photoshop”
Have fun!