Governor Andy Beshear’s executive order on medical marijuana took effect more than a month ago, but Kentuckians who want to use medical marijuana still need to travel out of state to buy it. A few weeks ago, we rode along with another local journalist, Karyn Czar, as she made the trip to Illinois to purchase marijuana for medical use. The round-trip drive from Lexington to Thrive Dispensary in Mount Vernon is more than 300 miles…