More from London: A suspected suicide bomber at the Stockwell Tube station on the Northern Line has been shot dead by police officers. No word on whether or not he was planning a new attack or involved in yesterday's handiwork.
Meanwhile, a reminder to leave your drugs at home — it's the first day of NYPD's random bag searches at all subway stations. As non-commuters, we're waiting for your reports as to how this all goes down. Was Officer Johnson a bit rough with your Fendi knockoff? Talk to us. We're listening.
Update 7:17 Bernard Kerik is discussing threats to our public transportation right now on Fox News. Apparently no one else would have him.