<p><a href="https://www.nbcsandiego.com/news/local/memorial-blood-drive-honors-san-diego-police-officer-killed-in-clairemont-crash/3891658/" target="_blank" rel="noopener">Commemorating one year to the day that&nbsp;San Diego Police Officer Austin Machitar was killed in the line of duty, the San Diego Police Department and Concerns of Police Survivors will hold a memorial blood drive Tuesday.</a></p>
