<?xml version="1.0" encoding="UTF-8" standalone="yes"?><message:AIXMBasicMessage xmlns:message="http://www.aixm.aero/schema/5.1/message" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:aixm="http://www.aixm.aero/schema/5.1" xmlns:event="http://www.aixm.aero/schema/5.1/event" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:fns="urn:us.gov.dot.faa.aim.fns" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:html="http://www.w3.org/1999/xhtml" xmlns:fnse="http://www.aixm.aero/schema/5.1/extensions/FAA/FNSE" gml:id="NMS_ID_9664518383244000"><message:hasMember><event:Event gml:id="Event_1_9664518383244000"><gml:identifier codeSpace="urn:uuid:">551ec776-8678-4a97-ac18-81fb22c76ce2</gml:identifier><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_9664518383244000"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_9664518383244000"><gml:beginPosition>2026-07-31T18:00:00.000Z</gml:beginPosition><gml:endPosition>2026-07-31T19:00:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>BASELINE</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><event:scenario>ICAO01</event:scenario><event:textNOTAM><event:NOTAM gml:id="NOTAM_1_9664518383244000"><event:series>M</event:series><event:number>0684</event:number><event:year>2026</event:year><event:type>N</event:type><event:issued>2026-07-31T12:54:00.000Z</event:issued><event:affectedFIR>ZDC</event:affectedFIR><event:selectionCode>QXXXX</event:selectionCode><event:traffic>IV</event:traffic><event:purpose>NBO</event:purpose><event:scope>A</event:scope><event:minimumFL>000</event:minimumFL><event:maximumFL>999</event:maximumFL><event:coordinates>3704N07621W</event:coordinates><event:radius>5</event:radius><event:location>LFI</event:location><event:effectiveStart>202607311800</event:effectiveStart><event:effectiveEnd>202607311900</event:effectiveEnd><event:text>AERODROME RESTRICTED TO 1 FW AND 192 FW AIRCRAFT. STRAIGHT-IN TO A FULL STOP ONLY. QUIET HOURS IN EFFECT. LOW NOISE PRODUCING VEHICLES MAY CONTINUE TO OPERATE ON RAMPS AND TAXIWAYS, BUT NOT IN THE IMMEDIATE EVENT VICINITY. EMERGENCY VEHICLES AND THOSE REQUIRED TO TRANSPORT PASSENGERS AND PARTICIPANTS TO AND FROM THE AREA ARE EXEMPT. NO DEPARTURES AUTHORIZED AT THIS TIME.</event:text><event:translation><event:NOTAMTranslation gml:id="NT_1_9664518383244000"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div>M0684/26 NOTAMN Q) ZDC/QXXXX/IV/NBO/A/000/999/3704N07621W005 A) KLFI B) 2607311800 C) 2607311900 E) AERODROME RESTRICTED TO 1 FW AND 192 FW AIRCRAFT. STRAIGHT-IN TO A FULL STOP ONLY. QUIET HOURS IN EFFECT. LOW NOISE PRODUCING VEHICLES MAY CONTINUE TO OPERATE ON RAMPS AND TAXIWAYS, BUT NOT IN THE IMMEDIATE EVENT VICINITY. EMERGENCY VEHICLES AND THOSE REQUIRED TO TRANSPORT PASSENGERS AND PARTICIPANTS TO AND FROM THE AREA ARE EXEMPT. NO DEPARTURES AUTHORIZED AT THIS TIME.</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="FNSE_1_9664518383244000"><fnse:classification>MIL</fnse:classification><fnse:accountId>KLFI</fnse:accountId><fnse:airportname>LANGLEY AFB</fnse:airportname><fnse:qline>ZDC/QXXXX/IV/NBO/A/000/999/3704N07621W005</fnse:qline><fnse:lastUpdated>2026-07-31T12:54:00.000Z</fnse:lastUpdated><fnse:icaoLocation>KLFI</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></message:hasMember><message:hasMember><aixm:AirportHeliport gml:id="AH_1_9664518383244000"><gml:identifier codeSpace="urn:uuid:">8a064ba0-7148-4153-9ade-772cca936605</gml:identifier><aixm:timeSlice><aixm:AirportHeliportTimeSlice gml:id="AH_TS_1_9664518383244000"><gml:validTime><gml:TimeInstant gml:id="AH_TS_TI_1_9664518383244000"><gml:timePosition>2026-07-31T12:54:00.000Z</gml:timePosition></gml:TimeInstant></gml:validTime><aixm:interpretation>SNAPSHOT</aixm:interpretation><aixm:designator>LFI</aixm:designator><aixm:name>LANGLEY AFB</aixm:name><aixm:locationIndicatorICAO>KLFI</aixm:locationIndicatorICAO><aixm:ARP><aixm:ElevatedPoint gml:id="EP_1_9664518383244000" srsName="urn:ogc:def:crs:EPSG::4326" srsDimension="2"><gml:pos>37.082889 -76.360544</gml:pos></aixm:ElevatedPoint></aixm:ARP><aixm:extension><event:AirportHeliportExtension gml:id="AHE_EVENT_1_9664518383244000"><event:theEvent xlink:href="#Event_1_9664518383244000"></event:theEvent></event:AirportHeliportExtension></aixm:extension></aixm:AirportHeliportTimeSlice></aixm:timeSlice></aixm:AirportHeliport></message:hasMember></message:AIXMBasicMessage>