Form just displays blank

index.html.erb

    <% form_for edit_multiple_game_flags_path(params[:game_id],@flags) do %>
		<table class="accordion">
			<thead>
				<tr>
					<th>Select</th>
					<th>Player</th>
				</tr>
			</thead>
			<tbody>
				<% @flags.each do |f| %>
				<tr>
					<td>td><%= check_box_tag "reportee_ids[]", f.player_id %></td>
					<td><%= f.player_id %></td>
				</tr>
				<% end %>
			</tbody>
		</table><!-- accordion -->
    <% end %>

routes.rb

    resources :flags, :member do # don't think i need :member
      post :add
      get :remove
      get :index
      get :edit_multiple, :on => :collection
    end