Meghan Markle is set to carry out some "private" visits during her return to the United Kingdom next month.A source reveals to BAZAAR.com that the Duchess of Sussex also has some "patronage-related meetings" planned.It's believed that Prince Harry will travel ahead of Meghan to carry out some previously unannounced engagements.Meghan Markle and Prince Harry are set to return to England ahead of the Commonwealth Day service on March 9, which is attended by members of the royal family