Complex sentence: In June 2016, The California Attorney General's office approved merging the of St. Joseph Health system and the Providence Health and Services which includes St. Joseph's in Eureka, which becomes part of the third-largest non-profit health system in the nation.
Split into simpler sentences: In June 2016, The California Attorney General's office approved merging the of St. Joseph Health system and the Providence Health and Services. The merger includes St. Joseph's in Eureka, which becomes part of the third-largest non-profit health system in the nation.