Original sentence: in United States presidential politics, a swing state (also, battleground state or purple state) is a state in which no candidate has overwhelming support, meaning that any of the major candidates has a reasonable chance of winning the state's electoral college votes
Edited sentence: In United States presidential politics, a swing state (also, battleground state or purple state) is a state in which no candidate has overwhelming support, meaning that any of the major candidates has a reasonable chance of winning the state's electoral college votes