The Cardinals offensive line is improving.Yes, you read that right.According to ProFootballFocus.com, Arizona had the21st-best offensive line last season, up from its 25th-place finish the year before.The site says the Cardinals ranked 7th in run blocking and30th in pass protection, while finishing 2nd in penalties. It’s proving to be a very slow process, but the Cardinalsare getting better along their offensive line. ThoughDaryn Colledge failed to justify the price tag, he showedhimself to be an upgrade on a line that is far betterattacking defenders than it is protecting it’squarterback. They still need more consistency at bothtackle spots, but this appears a line on the rise. Cardinals expect improving Murphy to contribute right away Nevada officials reach out to D-backs on potential relocation The worst member of the line, though, was also the mostconfusing, as Levi Brown was a disaster in the first halfof the year but “finally looked like the player he wasdrafted to be” in the last eight games. So what does this all mean? Well, the Cardinals need toimprove their pass blocking — which we knew — butotherwise are not too bad up front. Top Stories D-backs president Derrick Hall: Franchise ‘still focused on Arizona’ 0 Comments Share What an MLB source said about the D-backs’ trade haul for Greinke The best player, according to the site, was Lyle Sendlein,who they say allowed more pressure than you’d like to seefrom a center but has proven to be a solid player the lastcouple years.