The TV4 morning news here in Sweden reported on this the same morning it happend (if I remember correctly) and they said only small trace amounts of
TATP had been found and the security routines had been successful (and working as they should).
The incident have caused all new employees to be run through a certain terrorist security check by SÄPO (Säkerhets Polis - Security Police).
Sources:
SvD
Aftonbladet
Dagens Nyhter
The man with the TATP traces on him had been sentenced for various crimes starting from 1988 to as late as 2005. Crimes includes Possession of
Narcotics, Assault, Theft, Not wearing seatbelt, Gun crime, Wreckless driving and more. Sources:
Aftonbladet
Dagens Nyhter
Statens kärnkraftinspektion (State nuclearpower Investigation) says false alarm is not impossible. "The detection equipment is very sensitively
tuned so it could very well give false readouts". Better to be on the safe side I guess. Sources:
SvD
Nyhetskanalen.se
Dagens Nyheter
No traces of explosives found in Reactor 1. Maintenance work being done while it's turned off. Reactor 2 have been searched with the same result and
is down for it's annual maintenance. The equipment that detected the TATP is going to be checked by technicians from the supplier General Electric
Security. Source:
Dagens Nyheter
Both the 53 and 44 year old released by the police. The suspicions of preparation of sabotage still remains. After several search warrants been
carried out the suspicions have not been strenghtend.
Aftonbladet
SvD
Dagens Nyheter
I'm not that good at translating so I hope everything made sense, if not just ask and I'll clarify!