It wasn’t too long ago when US Customs was holding back imports of the HTC Evo 4G LTE, leaving those that had pre-ordered the device wondering what would happen to their order. Now that it’s finally released, a root method was created within the same day. To get the root instructions and files, simply head over to the second source link below. Remember attempting to root your device could permanently damage it, so do so at your own risk.
Source: XDA-Developers, XDAForums