PORTALES, N.M. – With expected rain over the weekend, Eastern New Mexico Baseball has changed its final home series of the season against St. Mary’s. The two teams were scheduled to play a single game on Fri., Apr. 19, a doubleheader on Sat., Apr. 20, and a single game on Sun. Apr. 21. Now, ENMU will play a doubleheader on Friday, Apr. 19, against the Rattlers with start times scheduled for 2 p.m. and 5 p.m. Then, both teams will play a single nine-inning game on Saturday, Apr. 20, with the first pitch set for 3 p.m. Finally, the two…