The Kansas City Chiefs have approached the final checkpoint of their offseason program the mandatory minicamp before the summer break is in full swing. Mandatory minicamp follows in the same vein as the already ticked-off OTAs but it is a period where all players must attend. Courtesy of the collective bargaining agreement, players who do not attend the camp will be subject to fines. Kansas City Chiefs locked in on minicamp before their summer break Before the players can unwind for their summer break, the Chiefs participate in their three-day minicamp. Preseason is drawing near and next month…