Jack Merritt, 25, and Saskia Jones, 23, are honoured at services in the capital and Cambridge.
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The Italian canal city's main square, waterbuses and schools are closed as the water rises again.
E-scooters have been involved in hundreds of incidents, including several deaths.
Three people - including baby twins - were injured after a man stole the emergency vehicle in Oslo.
The former head of Ukraine's national bank, Valeria Gontareva, says she is the victim of a campaign.
Two people fall into a river as a bridge collapses after torrential rain in the Black Sea.
The EU rule for new models follows concerns cars put pedestrians at risk because they are too quiet.
The French capital has 20,000 scooters and its pavements have become a battleground between riders and pedestrians. For pianist Isabelle Vanbrabant, 60, any regulations have come too late
A suspected parcel bomb packed with shrapnel exploded on Friday, injuring 13 people.