Kate Middleton's sister Pippa is 'pregnant with second child

Pippa Middleton is 'pregnant with her second child'.

The sister of Kate Middleton, 37, is 'thrilled' to be expecting with her husband James Matthews, 45.

A source close to the Middleton family told the Page Six: 'Pippa and James are thrilled, it's fantastic news amid a difficult year. The entire family is delighted'. 

The couple, who married in 2017, share two-year-old Arthur, who is cousin to Prince George, seven, Princess Charlotte, five, and Prince Louis, also two.   

The couple declined to comment on reports they are expecting a second child.