Article Photos: Traffic impact of Seattle arena to be studied 5/7

  King County Executive Dow Constantine, right, confers with Chris Hansen, left, the venture capitalist who wants to build a new sports arena in Seattle, as Seattle Mayor Mike McGinn, center, talks to reporters, Thursday, April 5, 2012, in Seattle. Hansen said he will pay for a study to determine the impacts on traffic and parking around his proposed stadium site south of Seattle and near Safeco Field and CenturyLink Field where the MLB Seattle Mariners and the NFL Seattle Seahawks play. (AP Photo/Ted S. Warren)