US says intel indicates pro-Ukrainian group sabotaged Nord Stream pipelines
The US and Nato have called the attacks 'an act of sabotage'.
Nord Stream rupture may mark biggest single methane release ever recorded, UN says
Researchers at GHGSat, which uses satellites to monitor methane emissions, estimate the leak rate from one of four rupture points was 22,920kg per hour.
Kremlin dismisses 'stupid' claims Russia attacked Nord Stream
Kremlin spokesman Dmitry Peskov says the incident needs to be investigated and the timings for repair of the damaged pipelines are not clear.
