Scottish leaders’ debate: the key points

Here are some of the key points the leaders have made so far:

Jim Murphy

The Scottish Labour leader says he wants a “world free from nuclear weapons”, not simply moving them away from Scotland.

Ruth Davidson

The Scottish Conservative and Unionist party leader says she will fight “head, heart, body and soul” to keep Britain united.

Nicola Sturgeon

While the SNP leader said she won’t rule out the prospect of another referendum after the 2016 Holyrood election.

Willie Rennie

The Scottish Liberal Democrats leader admitted his party “made a mistake” on tuition fees.