by Tom WILLIAMS David Luiz made a surprise return to Chelsea on Wednesday as English Premier League clubs splashed out on the final day of a record-breaking, billion-pound mid-year transfer window. In late deals, Brazil defender Luiz returned after two years at Paris Saint-Germain, while France midfielder Moussa Sissoko left Newcastle United for Tottenham Hotspur. The two moves took spending for England’s top flight to about £1.17 billion ($1.54 billion, 1.38 billion euros) — smashing […]