Sebastian Coe holding firm over Russian athletes

<div class="pa_art"><p>Lord Coe says he will not &ldquo;risk or imperil the careers of clean athletes&rdquo; and admit Russian track and field competitors to the Tokyo Olympics next year unless he is &ldquo;absolutely comfortable&rdquo; they are drug-free.</p><p>Any Russian athlete wishing to compete in international events signed up to the World Anti-Doping Agency code will need to prove that they and their coaches are not implicated in the manipulation and deletion of Moscow laboratory data which prompted WADA&rsquo;s executive committee to endorse a four-year ban earlier this week.</p><p>It will be doubly difficult, if not impossible, for track and field athletes from Russia to prove they are clean, with its national federation, RusAF, currently . . .