<?xml version="1.0" encoding="UTF-8" standalone="yes"?><AIXMBasicMessage xmlns="http://www.aixm.aero/schema/5.1/message" xmlns:aixm="http://www.aixm.aero/schema/5.1" xmlns:event="http://www.aixm.aero/schema/5.1/event" xmlns:fns="urn:us.gov.dot.faa.aim.fns" xmlns:fnse="http://www.aixm.aero/schema/5.1/extensions/FAA/FNSE" xmlns:gco="http://www.isotc211.org/2005/gco" xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:gts="http://www.isotc211.org/2005/gts" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" gml:id="NMS_ID_1776324111829269"><gml:boundedBy xsi:nil="true"/><hasMember><aixm:AirTrafficControlService gml:id="ATCS01_1776324111829269"><gml:identifier codeSpace="urn:uuid:">356841d9-43e6-4913-b552-7f23e4912095</gml:identifier><gml:boundedBy xsi:nil="true"/><aixm:timeSlice><aixm:AirTrafficControlServiceTimeSlice gml:id="ATCS01_TS01_1776324111829269"><gml:validTime><gml:TimeInstant gml:id="ATCS01_TS01_TI01_1776324111829269"><gml:timePosition>2026-04-16T07:21:48.151Z</gml:timePosition></gml:TimeInstant></gml:validTime><aixm:interpretation>SNAPSHOT</aixm:interpretation><aixm:type>OTHER:TWR</aixm:type></aixm:AirTrafficControlServiceTimeSlice></aixm:timeSlice><aixm:timeSlice><aixm:AirTrafficControlServiceTimeSlice gml:id="ATCS01_TS02_1776324111829269"><gml:validTime><gml:TimePeriod gml:id="ATCS01_TS02_TP01_1776324111829269"><gml:beginPosition>2026-04-16T07:21:00.000Z</gml:beginPosition><gml:endPosition>2026-04-16T07:30:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>TEMPDELTA</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><aixm:availability><aixm:ServiceOperationalStatus gml:id="SOS01_1776324111829269"><aixm:annotation><aixm:Note gml:id="NOTE01_1776324111829269"><aixm:propertyName>operationalStatus</aixm:propertyName><aixm:purpose>REMARK</aixm:purpose><aixm:translatedNote><aixm:LinguisticNote gml:id="LN01_1776324111829269"><aixm:note>OTHER:UNAVAILABLE</aixm:note></aixm:LinguisticNote></aixm:translatedNote></aixm:Note></aixm:annotation><aixm:operationalStatus>LIMITED</aixm:operationalStatus></aixm:ServiceOperationalStatus></aixm:availability></aixm:AirTrafficControlServiceTimeSlice></aixm:timeSlice></aixm:AirTrafficControlService></hasMember><hasMember><aixm:AirportHeliport gml:id="Airport_1_1776324111829269"><gml:identifier codeSpace="urn:uuid:">432552ce-18fa-4a6f-b9d6-23e323e86284</gml:identifier><gml:boundedBy xsi:nil="true"/><aixm:timeSlice><aixm:AirportHeliportTimeSlice gml:id="Airport_TS_1_1776324111829269"><gml:validTime><gml:TimeInstant gml:id="Airport_TS_TI_1_1776324111829269"><gml:timePosition>2026-04-16T07:21:48.151Z</gml:timePosition></gml:TimeInstant></gml:validTime><aixm:interpretation>SNAPSHOT</aixm:interpretation><aixm:designator>LTS</aixm:designator><aixm:name>ALTUS AFB</aixm:name><aixm:locationIndicatorICAO>KLTS</aixm:locationIndicatorICAO><aixm:ARP><aixm:ElevatedPoint gml:id="EP01_1776324111829269" srsDimension="2" srsName="urn:ogc:def:crs:EPSG::4326"><gml:pos>34.6679752777778 -99.2677508333333</gml:pos></aixm:ElevatedPoint></aixm:ARP><aixm:extension><event:AirportHeliportExtension gml:id="AHE_EVENT_1_1776324111829269"><event:theEvent xlink:href="#Event_1_1776324111829269"/></event:AirportHeliportExtension></aixm:extension></aixm:AirportHeliportTimeSlice></aixm:timeSlice></aixm:AirportHeliport></hasMember><hasMember><event:Event gml:id="Event_1_1776324111829269"><gml:identifier codeSpace="urn:uuid:">f23510a2-1f20-4340-87e0-f92824ceda24</gml:identifier><gml:boundedBy xsi:nil="true"/><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_1776324111829269"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_1776324111829269"><gml:beginPosition>2026-04-16T07:21:00.000Z</gml:beginPosition><gml:endPosition>2026-04-16T07:30:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>BASELINE</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><event:scenario>616</event:scenario><event:textNOTAM><event:NOTAM gml:id="NOTAM_1_1776324111829269"><event:series>M</event:series><event:number>406</event:number><event:year>2026</event:year><event:type>N</event:type><event:issued>2026-04-16T07:21:00.000Z</event:issued><event:affectedFIR>ZFW</event:affectedFIR><event:selectionCode>QSTAH</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>3440N09916W</event:coordinates><event:radius>5</event:radius><event:location>LTS</event:location><event:effectiveStart>202604160721</event:effectiveStart><event:effectiveEnd>202604160730</event:effectiveEnd><event:text>TOWER NOT AVAILABLE</event:text><event:translation><event:NOTAMTranslation gml:id="NT01_1776324111829269"><event:type>LOCAL_FORMAT</event:type><event:simpleText>!KLTS M0406/26 LTS SVC ATC TWR NOT AVBL 2604160721-2604160730</event:simpleText></event:NOTAMTranslation></event:translation><event:translation><event:NOTAMTranslation gml:id="NT02_1776324111829269"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div xmlns:html="http://www.w3.org/1999/xhtml">M0406/26 NOTAMN &#13;
Q) ZFW/QSTAH/IV/NBO/A/000/999/3440N09916W005 &#13;
A) KLTS &#13;
B) 2604160721 &#13;
C) 2604160730 &#13;
E) TOWER NOT AVAILABLE</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="ext_01_1776324111829269"><fnse:classification>MIL</fnse:classification><fnse:accountId>KLTS</fnse:accountId><fnse:airportname>ALTUS AFB</fnse:airportname><fnse:lastUpdated>2026-04-16T07:21:00.000Z</fnse:lastUpdated><fnse:icaoLocation>KLTS</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></hasMember></AIXMBasicMessage>