EASTERN IDAHO – The Post 4 Runnin’ Rebels split a doubleheader with the Twin Falls Cowboys on Monday. Dawsyn Peterson picked up the win in the opener as the Rebels won 12-1. Peterson also knocked in two runs, as did Camdyn Reynolds, and Grayson Lish. The Cowboys turned the tables in the nightcap, winning 12-2. Twin Falls scored six runs in the second and the Runnin’ Rebels couldn’t respond, finishing with four hits. Mason Anderson hit a homer fo…