<p>A Royal Thai Air Force (RTAF) jet trainer crashed in Chiang Mai province yesterday evening, killing one pilot and injuring another.</p>

<p><a href="https://www.nationthailand.com/news/30372807">Read also: One killed in Chiang Mai plane crash: See video </a><br />
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The deceased pilot has been identified as Squadron Leader Naruephol Lertkuson, who was the instructor. The survivor is Flying Officer Theerawat Khoonkhunthod, who is a trainee.</p>

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Theerawat has reportedly sustained minor injuries.</p>

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RTAF spokesperson Air Marshal Phongsak Semachai said an investigation had been launched into the cause of the crash, adding the two-seater, Czech-made L-39 was making a return trip to the airfield of Wing 41, to which both officers were assigned.</p>

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            <source srcset="https://media.nationthailand.com/uploads/images/2019/07/11/gone03.JPG?x-image-process=style/md-webp" media="(max-width: 690px)" type="image/webp" />
            <img src="https://media.nationthailand.com/uploads/images/2019/07/11/gone03.JPG?x-image-process=style/lg-webp" alt="Squadron Leader Naruephol Lertkuson" class="img-fluid w-100 showcaption-true" style="width: 562px; height: 379px;" width="562" height="379" loading="lazy" />
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An RTAF source said that the survivor was the first to eject from the dropping aircraft, and the instructor ejected when the altitude was too low.</p>

[UPDATE] Air Force pilot instructor killed in Chiang Mai jet crash