Jason Middleton hosts your Monday morning Wake Up Call. There's speculation when it comes to the extent of which former President Donald Trump's indictment could impact the race for the GOP nomination - ABC's Steve Roberts has more. ABC News Senior Correspondent Aaron Katersky talks about the preparations that are being made in Miami ahead of Trump's court appearance. ABC's Ines De La Cuetara shares information on the Ukrainian counter-offensive underway following the dam explosion that flooded miles of land. And ABC's Karen Travers has The White House's reaction to the Philadelphia overpass collapse.