BILLINGS, Mont. — Cassi Ellis had three hits and drove in four runs Thursday as Central Washington hammered MSU Billings 11-2 in the first game of a GNAC fastpitch doubleheader.

The Yellowjackets returned the favor in the second game, whipping the Wildcats 13-5.

Jill McDaniels doubled and homered and drove in two runs in the opener while Andrea Hamada added two RBI. Central (5-5 GNAC, 7-10 overall) snapped a scoreless tie with four runs in the fifth inning and seven in the sixth.

Maria Gau scattered seven hits while improving to 3-5).

MSUB scored six times in the first inning of the second game and pounded out 14 hits in five innings.

Game 1

Central Washington 000 047 — 11 13 0

MSU Billings 100 010 — 2 7 3

Gau and Ellis; Todd, Roark (5) and Wilkerson. W — Gau (3-5); L — Todd (2-2).

CWU highlights: Cassi Ellis 3-4, 2b, 2 runs, 4 RBI; Elena Carter HR; Jill McDaniels 2-4, 2b, HR, 2 RBI; Andrea Hamada 2 RBI; Maikala Galusha 2-4, 2b.

Game 2

Central Washington 101 12 — 5 10 1

MSU Billings 603 4x — 13 14 0

Wells, Kocik (1), Smith (4) and Ellis; MacDonald, Campbell (5) and Sanders.

CWU highlights: Cassi Ellis 2-3, 2b, RBI; Maikala Galusha 2-3, HR, RBI; Alexa Olague 3-3,2b, RBI; Remy Bradley 2-3.