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Michael Crabtree #15 of the San Francisco 49ers is unable to come up with a fourth down catch in the endzone late in the fourth quarter against Ed Reed #20 of the Baltimore Ravens during Super Bowl XLVII at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana.
Over the years, the National Football League has tweaked its game to make it safer for its players. For example, the league has rules barring a player from crashing into another by leading with his helmet.
Players are banned from grabbing opponents by the back of shoulder pads, then dragging him to the ground, but now, the league is looking north to Canada.
The Canadian Football League's field is 35-feet wider than it's American counterpart and NFL might explore that as option.
Here to talk about the possibility is Cindy Boren, deputy sports editor for the Washington Post.