Catalan separatist Puigdemont says he is returning to Spain, faces likely arrest

BARCELONA — Catalan separatist leader Carles Puigdemont said on Wednesday he was returning after seven years in self-imposed exile to Spain, where he would likely be arrested over his role in the region's 2017 independence bid.  His arrest and potential imprisonment before he might face trial could unleash fresh turmoil in Catalonia and threaten the fragile Socialist-led coalition ruling Spain, which relies on Puigdemont's hardline Junts party to pass legislation.  To secure Junts' legislative...