By Joseph Salvador The Cardinals are star quarterback have yet to agree on a contract extension. View the original article to see embedded media. Cardinals quarterback Kyler Murray will not attend organized team activities this week, according to ESPN’s Adam Schefter. Murray and Arizona have been in a very public negotiation for a contract extension, but there has been no advancement on those talks. OTAs are optional, and coach Kliff Kingsbury told reporters he expects for Murray to attend mandatory mini-camp from June 14-16. The Cardinals exercised the fifth-year option on Murray’s contract l…