They've been fairly quiet for the last hour or so - our Sherine Tadros has been at Shafiq's headquarters:

We've gone from "these figures are wrong" to "no comment" at the #shafik house #EgyElections

— Sherine Tadros (@SherineT) June 18, 2012

But now OnTV, an Egyptian satellite channel, is reporting that Shafiq's campaign "will not accept" the Muslim Brotherhood's claim of victory, and will wait until the presidential election commission announces final results later in the week.