What was found
EICAS SHOWS FWD PAX DOOR, L1 SHOWS OPEN IN FLIGHT. DECLARED EMERGENCY, RETURNED TO FIELD, LANDED WITHOUT INCIDENT. ADJUSTED GAP FWD PASSENGER DOOR SENSOR IAW AMM 52-72-20. ADJUSTED DOOR AFT GREEN VISUAL INDICATOR IAW AMM 52-11-00-820-801A. OPS CHECK GOOD.