T8532 2-7 dramaha

Hi all,

100/200 mix with three blinds 50/100/200 former pro plo player opens $300 utg I have T8532spades 3! $400 bb former pro loose aggressive cold calls utg calls.

Flop K24dd. Checks to me $100, sb calls utg c/r $200 I raise to $300 and sb calls and bb calls.

1,1, pat. Do I break this?

Turn 5c. Checks to us we bet $200 they call. Do I continue betting this?

River Kd. Checks through.

Thanks,
DT