courage, loss, struggles and the capacity to care. >> captain khan passed away in 2004. >> reporter: khizr khan's son humayun died in iraq during a suicide bombing. the khans spoke at the democratic convention last year denouncing then candidate trump for considering a travel ban. the republican nominee fired back in various tweets. the khans now travel the globe spreading their message of acceptance. khizr khan tried to stay neutral when asked about syria, refugees, and the recent missile attacks. >> united states always has been a humanitarian country, always have stood with those who are suffering. and we should remember our basic values. >> reporter: ghazala khan, who rarely speak publicly, had this to say about her fears as the situation in syria escalates. >> just try to love each other and you will be much better. war will never bring peace in this world. >> reporter: while the mission of tonight's event was to raise money to fight poverty in pakistan, community members worry about those in syria and about president trump's decisions. >> he's confusing. our borders are closed for syrians.

khizr khan's son humayun was an american muslim soldier who died in the iraq war.convention last summer. donald trump, you're asking americans to trust you with their future. let me ask you, have you even read the united states constitution? i will gladly lend you my copy. now mr khan has been debating the first 100 days of trump's presidency at an event in london and joins me now. good evening. tell us about the debate and the arguments you put forward. i was invited to participate in this debate. i was against the proposition of donald trump making america great. this is what i said. he is not making america great, america remains worried, divided and concerned. let's ta ke worried, divided and concerned. let's take three examples briefly. first, i will build the wall and mexico will pay for this wall. mexico will pay for this wall. mexico is not paying for the wall, america is paying for the wall because he has attached to the federal government's operational budgets the budget for this wall, up to $14 billion. he may find a way of recouping that money in the fu