PCSO Alan Waller, from the Safer Neighbourhood Team, said: “I’d like to speak to the two people pictured as they are thought to have been in the area at this time of this incident and could be able to assist enquiries.
“Their faces are not visible, however they are wearing distinctive motorcycle helmets, if you recognise the helmets or have information about this incident then please email me via [email protected]”
You can also report information online at herts.police.uk/report, speak to an operator in our Force Communications Room via our online web chat at herts.police.uk/contact or call the non-emergency number 101, quoting crime reference 41/79267/22.
Alternatively, you can stay 100% anonymous by contacting the independent charity Crimestoppers on 0800 555 111 or via their untraceable online form at crimestoppers-uk.org.