Click and drag the map. You may need to do so off a tile.
As a medium she gets better odds on credit events, whereas TDs and artie get better odds on emblems.
Edit: Though thinking about it I've started using a 1/2 star medium as a scout since I leveled her to some pretty good stats and she usually comes back with 2 or her full 3 emblems as well as more creds than the others.