As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 6262 - IAD-GSO - ABORTED THE TAKEOFF DUE TO THE CAPTAINS AIRSPEED INDICATOR READING INCORRECTLY ON THE TAKEOFF ROLL. AN EMERGENCY WAS DECLARED AND AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MX REMOVED THE WATER FROM THE LEFT PITOT LINE. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)