Complex sentence: Some developers indicated that a portion of the slot machines could be open as early as April 2010, but State officials have yet to reach an agreement on the winning bidder, and Steve Wynn has since pulled out of the running.
Split into simpler sentences: Some developers indicated that a portion of the slot machines could open as early as April 2010. However, the selection of an operator for the casino was delayed for several months because State officials could not reach an agreement on the winning bidder, prompting Steve Wynn to pull out of the running.