Puzzle#8, Day 4(?)

Hey all, here is the updated clue. After all is said and done, you've got three correct letters and three incorrect letters.

This is where I'll leave you. You've got about 24 hours to speculate the clue and then on Sunday I will give you the answer to Puzzle #8 and then I will reveal exactly what Project Redshirt is going to be!

The answer is near! I'll see you tomorrow!

-G