By Jailene Cuevas Prince Harry was seen smiling and with a brave face while shaking hands with fans in the crowd after he attended a service in London. Harry returned to the UK on Wednesday for an Invictus Games event without his other half Meghan Markle. He attended a service at St. Paul’s Cathedral to mark the 10th anniversary of the Invictus Games, a groundbreaking sports competition for ex-service people that Harry founded back in 2014. The crowd was heard cheering Harry and cheering, “we love you Harry” as he went on his walkabout outside the cathedral. The Duke of Sussex was solo as the …