WASHINGTON - Sen. John Kerry (news - web sites)'s presidential campaign, contending that Sinclair Broadcast Group wants to help President Bush (news - web sites) by airing an anti-Kerry documentary two weeks before the election, asked on Friday that each station carrying the program provide a similar amount of time to Kerry supporters. Sinclair has contended that the program is news, covering an issue of interest and importance to viewers, and has invited Kerry to appear on a post-broadcast program. Kerry has declined. A call for comment about the Kerry campaign request was not answered at Sinclair's main phone number...