"Sven's on bike duty today."
"Ok, give him thirty seconds to take the lead, then we put the sirens on and follow him until...the thing he does happens."
Yeah, cop. When the truck slowed and changed lanes, the cars behind it didn't expect the reason for this to be you stoically braving death for the god of traffic. They were kind of surprised and without room to stop.
-3.142 for not causing a massive posthumous pileup that required more cops on bikes to sacrifice their lives until either all the motorists or all cops were exhausted.