According to this media bias chart ], ABC News (online) is considered:

Responses

AMost Extreme Left
Most Extreme Left
B

Hyper-Partisan Left
Hyper-Partisan Left
C

Strong Left
Strong Left
D

Skews Left
Skews Left
E

Middle or Balanced Bias
Middle or Balanced Bias
F

Skews Right
Skews Right
G

Strong Right
Strong Right
H

Hyper-Partisan Right
Hyper-Partisan Right
IMost Extreme Right