Stock Index Graphs to be shown in the app

It would be good to see official stock index graphs somewhere within the app (i.e. actual S&P 500, FTSE 100, FTSE 250 etc). Then you could see whether the FTSE 100 is above/below the 7000 mark - this is different to what is shown in a FTSE 100 index fund.

I.e. below from Google:
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