21:40 GMT. Global stock markets struggled to make headway on Tuesday after a sharp drop in Chinese shares and a steady dollar again raised fears the multi-month rally might be over.
Traders in Europe and the US seemed reluctant to push risky assets higher without a decisive move by the greenback, and their reticence was exacerbated by the knowledge that they could get trapped in a rapidly thinning market ahead of the Thanksgiving holiday on Thursday.



