Jones possibly taking the lead? (4)

I believe the answer is:

aled

I'm a little stuck... Click here to teach me more about this clue!

'jones possibly' is the definition.
I can't judge whether this defines the answer.

'the lead?' is the wordplay.
'lead' anagrams to 'ALED'.
However, I'm unsure how this is indicated.

'taking' is the link.

Can you help me to learn more?

I've seen this clue in the Evening Standard.

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