<table border="0" cellSpacing="0" cellPadding="0" width="100%"><tbody><tr><td class="bodyCopy">The MRI on Fred Jackson's right knee did not provide an "exact timetable for return" Monday, but CBS Sports' Jason La Canfora reports Jackson is expected to miss four weeks in a "best case scenario."</td></tr><tr><td>
</td></tr><tr><td class="vaLink">F-Jax sprained his LCL at the very least, and the Bills don't know the full extent of the damage yet. Per La Canfora, the Bills will "monitor" the injury for the next 7-10 days. Look for C.J. Spiller to draw the start in Week 2 against the Chiefs and operate as an every-down back going forward. Spiller got loose for 194 total yards and a touchdown against the Jets in Week 1.
Sep. 10 - 1:50 p.m. ET</td></tr><tr><td class="vaLink">
</td></tr><tr><td class="vaLink">Source: Jason La Canfora on Twitter</td></tr></tbody></table>
Sep. 10 - 1:50 p.m. ET</td></tr><tr><td class="vaLink">