index: Update announcement for start of practice

Practice has begun. We should make that clear.
Signed-off-by: Ethan Madison <ethan@ethanmad.com>

content/_index.md

@@ -3,7 +3,7 @@ title = "_index"
 +++
 
 <div class="alert alert-warning">
-    <strong>Fall 2018 practice begins Wednesday, September 5th</strong> for returning members and experienced fencers.  Beginners may attend practice after our mass meeting. Stay tuned for announcements! More information available on <a href="schedule/">our schedule</a>.
+    <strong>Fall 2018 practice has begun!</strong> Missed our mass meeting? See our <a href="join/">Join page</a> to learn about becoming a member, then come to any practice and join the <a href="https://mcommunity.umich.edu/#group:Fencing%20Recruiting%20Fall%202018">recruiting list</a>. Practice information available on <a href="schedule/">our schedule</a>.
 </div>
 
 <div class="alert alert-info">