Boston Bruins head coach Jim Montgomery addressed David Pastrnak's absence from practice today, citing it as a maintenance day for the star forward. <q>Prax lines: Marchand-Coyle-Frederic Lauko-Zacha-DeBrusk Van Riemsdyk-Geekie-Richard Heinen-Boqvist-Steen Grzelcyk-McAvoy Lindholm-Carlo Forbort-Shattenkirk Wotherspoon Swayman Ullmark David Pastrnak is not practicing.</q> <div align='center'><blockquote class='twitter-tweet' data-lang='en'><a href='https://twitter.com/FlutoShinzawa/status/1757810136242942057?s=20'> </a></blockquote></div> The revelation came as the team unveiled its practice lines this morning. Pastrnak's absence appears to be precautionary, ensuring his optimal condition for upcoming games. <q>Montgomery said it was just maintenance for Pastrnak</q> <div align='center'><blockquote class='twitter-tweet' data-lang='en'><a href='https://twitter.com/conroyherald/status/1757820354175574226?s=20'> </a></blockquote></div>