<P> The governor has the power to veto legislation, but legislators can override the veto with a two - thirds decision . </P> <P> The Lieutenant Governor of Mississippi serves as the President of the Senate, but only casts a legislative vote if required to break a tie . In his or her absence, the President Pro Tempore presides over the Senate . The President Pro Tempore is elected by the majority party caucus followed by confirmation of the entire Senate through a Senate Resolution . Unlike other upper houses in state legislatures, the President Pro Tempore's power is limited . The Lieutenant Governor has the sole ability to appoint the chairmanships or vice chairmanships of various Senate committees, regardless of party size . The other Senate majority and minority leaders are elected by their respective party caucuses . </P> <P> The President of the Senate is Mississippi Lieutenant Governor Tate Reeves . The President pro tempore is Republican Terry C. Burton . </P> <Table> <Tr> <Th> Affiliation </Th> <Th_colspan="2"> Party (Shading indicates majority caucus) </Th> <Th> Total </Th> <Th> </Th> </Tr> <Tr> <Td> </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Th> Democratic </Th> <Th> Republican </Th> <Th> Vacant </Th> </Tr> <Tr> <Th> End of previous legislature </Th> <Td> 23 </Td> <Td> 28 </Td> <Th> 51 </Th> <Td> </Td> </Tr> <Tr> <Td_colspan="5"> </Td> </Tr> <Tr> <Th> Begin </Th> <Td> 21 </Td> <Td> 31 </Td> <Th> 52 </Th> <Td> 0 </Td> </Tr> <Tr> <Th> End of previous legislature </Th> <Td> 20 </Td> <Td> 32 </Td> </Tr> <Tr> <Td_colspan="5"> </Td> </Tr> <Tr> <Th> Begin </Th> <Td> 20 </Td> <Td> 32 </Td> <Th> 52 </Th> <Td> 0 </Td> </Tr> <Tr> <Th> January 19, 2016 </Th> <Td> 31 </Td> <Th> 51 </Th> <Td> </Td> </Tr> <Tr> <Th> March 8, 2016 </Th> <Td> 32 </Td> <Th> 52 </Th> <Td> 0 </Td> </Tr> <Tr> <Th> July 25, 2017 </Th> <Td> 19 </Td> <Th> 51 </Th> <Td> </Td> </Tr> <Tr> <Th> October 16, 2017 </Th> <Td> 31 </Td> <Th> 50 </Th> <Td> </Td> </Tr> <Tr> <Th> November 28, 2017 </Th> <Td> 32 </Td> <Th> 51 </Th> <Td> </Td> </Tr> <Tr> <Th> December 19, 2017 </Th> <Td> 33 </Td> <Th> 52 </Th> <Td> 0 </Td> </Tr> <Tr> <Th> Latest voting share </Th> <Th> 7001370000000000000 ♠ 37% </Th> <Th> 7001630000000000000 ♠ 63% </Th> <Th_colspan="2"> </Th> </Tr> </Table>

Who is the leader of the ms state senate