North American PlayStation Store should update today
Normally, the North American PlayStation Store is updated on Tuesday. However, due to to an unexpected delay the update has been pushed back and is instead set for today. Earlier this morning, Sony provided a brief update, but hasn't explained what caused the initial delay.
PS Store: We're now targeting Wednesday for updating the North American PS Store. We'll keep you posted, apologies for the delay— PlayStation (@PlayStation) March 12, 2014
Following the store's update, PlayStation Plus members can expect Lone Survivor: Director's Cut to be free for PS3 and Vita.