A minor UX issue with the dropdown component when tabbing to it

I have an address section with components for street, city, state and zip. The state is a dropdown. My user types in the street address, tabs, types the city, tabs and then is stuck in the state. Typing does not open and begin matching as she would expect.

I played around a bit and if you click the down arrow, the drop down opens and you can start typing. Would be nice if you could get rid of the extra keystroke.

@bradlymathews I had the same issue with a popup modal with a drop-down that I wanted to automatically open (without having to click to display drop-down values); I added an Event Handler like this which does exactly that: