Thanks -- I took a closer look and actually the nozzle the hose slides onto broke off.
See: https://imgur.com/a/tf856
Would you be able to identify the circled part so I can replace that piece?
I believe it is the following, but not sure...
Please see: imgur.com/a/qVqFP
The hose outlined in green in the above image broke, approximately at the red line on the corresponding hose on the right.
This caused a 'system too lean' code, however by taping it the code cleared.
Would like to do a more legitimate fix, however I cannot...