How is this only one Earned Run? (Detroit game yesterday)

[JMUplayer]

J Valverde relieved J Benoit.	4	4
M Cuddyer singled to right.	4	4
E Young Jr. sacrificed to catcher, M Cuddyer to second, E Young Jr. safe at first on throwing error by pitcher J Valverde. M Cuddyer to third on throwing error by pitcher J Valverde.	4	4
T Helton intentionally walked, E Young Jr. to second.	4	4
J Pacheco grounded into fielder's choice to shortstop, M Cuddyer out at home, E Young Jr. to third, T Helton to second.	4	4
W Rosario singled to left center, E Young Jr. and T Helton scored, J Pacheco to third.	6	4
C Nelson walked, W Rosario to second.	6	4
D LeMahieu ran for J Pacheco.	6	4
D Fowler hit sacrifice fly to left, D LeMahieu scored.	7	4
M Scutaro singled to right, W Rosario scored, C Nelson to third.	8	4
L Marte relieved J Valverde.	8	4
C Gonzalez homered to right (439 feet), C Nelson and M Scutaro scored.	11	4
M Cuddyer homered to left (407 feet).	12	4
E Young Jr. flied out to center.

[Deuce]

Because Jose V is a fukkin bum.

[InTheDrink]

because the sac fly would have been the third out

that run and any after are unearned