Rumor at this point depending on if you believe Android Pit..
According to Android Pit the N5 has been discontinued by Google and will no longer be sold once the stock has depleted itself..
Exclusive: the Nexus 5 is dead! - AndroidPIT
According to Android Pit the N5 has been discontinued by Google and will no longer be sold once the stock has depleted itself..
Exclusive: the Nexus 5 is dead! - AndroidPIT