... first step in amending the rules for its overtime format. 

At present, a team winning the coin toss cannot by virtue of a field goal alone win on its first possession.  To win, a team needs to either score a touchdown on its opening possession or give the opposing team one possession following a field goal.

Changes to this new setup are likely to come within the next few years.  The first is that it is likely to be applied to the regular season, in addition to its current playoff-only form.

Other rules such as giving the other team a possession regardless of whether the initial team scores a touchdown or field are also possibilities.

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