Apple is actively investigating reports of Wi-Fi issues with the third-generation iPad. Citing an internal AppleCare document, 9to5Mac reports that Apple has told its contact centers and retail store to “capture” new Wi-Fi only iPads if they “exhibit any issue related to Wi-Fi”, including intermittent connectivity, slow Wi-Fi speeds, or unseen Wi-Fi networks. According to the report, an Apple support thread discussing the issue…