<div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-size:small">Please find attached the .pdf file for Challenge 4 that was presented today along with George&#39;s presentation, <span class="gmail_default" style="color:rgb(37,5,196);font-family:Ubuntu">&quot;</span><font size="2" style="color:rgb(37,5,196);font-family:Ubuntu">Electronics with Bolt Cutters<span class="gmail_default">&quot;</span></font></div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">Jim</div></div></div></div></div>