diff --git a/assets/js/admin/sportspress-admin.js b/assets/js/admin/sportspress-admin.js
index 87b44db2..07aaa7a7 100644
--- a/assets/js/admin/sportspress-admin.js
+++ b/assets/js/admin/sportspress-admin.js
@@ -54,7 +54,7 @@ jQuery(document).ready(function($){
 	});
 
 	// Tab filter
-	$(".sp-tab-panel").siblings(".sp-tab-select").find("select").change(function() {
+	$(".sp-tab-filter-panel").siblings(".sp-tab-select").find("select").change(function() {
 		var val = $(this).val();
 		var filter = ".sp-filter-"+val;
 		var $filters = $(this).closest(".sp-tab-select").siblings(".sp-tab-select");
@@ -86,7 +86,7 @@ jQuery(document).ready(function($){
 	});
 
 	// Trigger tab filter
-	$(".sp-tab-panel").siblings(".sp-tab-select").find("select").change();
+	$(".sp-tab-filter-panel").siblings(".sp-tab-select").find("select").change();
 
 	// Dropdown filter
 	$(".sp-dropdown-target").siblings(".sp-dropdown-filter").find("select").change(function() {
diff --git a/includes/admin/post-types/meta-boxes/class-sp-meta-box-event-details.php b/includes/admin/post-types/meta-boxes/class-sp-meta-box-event-details.php
index e31a7d40..b37e1826 100644
--- a/includes/admin/post-types/meta-boxes/class-sp-meta-box-event-details.php
+++ b/includes/admin/post-types/meta-boxes/class-sp-meta-box-event-details.php
@@ -33,7 +33,7 @@ class SP_Meta_Box_Event_Details {
 		<?php
 		foreach ( $taxonomies as $taxonomy ) {
 			if ( 'sp_venue' == $taxonomy ) continue;
-			sp_taxonomy_field( $taxonomy, $post, true );
+			sp_taxonomy_field( $taxonomy, $post, true, true );
 		}
 		?>
 		<div class="sp-event-sp_venue-field">
diff --git a/includes/admin/post-types/meta-boxes/class-sp-meta-box-event-teams.php b/includes/admin/post-types/meta-boxes/class-sp-meta-box-event-teams.php
index aacad8ae..23991dd4 100644
--- a/includes/admin/post-types/meta-boxes/class-sp-meta-box-event-teams.php
+++ b/includes/admin/post-types/meta-boxes/class-sp-meta-box-event-teams.php
@@ -71,7 +71,10 @@ class SP_Meta_Box_Event_Teams {
 					</ul>
 					<?php
 						foreach ( $tabs as $index => $post_type ) {
-							sp_post_checklist( $post->ID, $post_type, ( 0 == $index ? 'block' : 'none' ), array( 'sp_league', 'sp_season', 'sp_current_team' ), $i );
+							do_action( 'sportspress_event_teams_meta_box_checklist', $post->ID, $post_type, ( 0 == $index ? 'block' : 'none' ), $team, $i );
+							if ( apply_filters( 'sportspress_event_teams_meta_box_default_checklist', true ) ) {
+								sp_post_checklist( $post->ID, $post_type, ( 0 == $index ? 'block' : 'none' ), array( 'sp_league', 'sp_season', 'sp_current_team' ), $i );
+							}
 						}
 					?>
 					<?php } ?>
@@ -96,6 +99,7 @@ class SP_Meta_Box_Event_Teams {
 				sp_post_adder( 'sp_team', __( 'Add New', 'sportspress' )  );
 			endif;
 		}
+		wp_nonce_field( 'sp-get-players', 'sp-get-players-nonce', false );
 	}
 
 	/**
diff --git a/includes/sp-core-functions.php b/includes/sp-core-functions.php
index 802606fb..8eb95410 100644
--- a/includes/sp-core-functions.php
+++ b/includes/sp-core-functions.php
@@ -783,7 +783,7 @@ if ( !function_exists( 'sp_post_checklist' ) ) {
 		if ( ! isset( $post_id ) )
 			global $post_id;
 		?>
-		<div id="<?php echo $meta; ?>-all" class="posttypediv wp-tab-panel sp-tab-panel sp-select-all-range" style="display: <?php echo $display; ?>;">
+		<div id="<?php echo $meta; ?>-all" class="posttypediv wp-tab-panel sp-tab-panel sp-tab-filter-panel sp-select-all-range" style="display: <?php echo $display; ?>;">
 			<input type="hidden" value="0" name="<?php echo $meta; ?><?php if ( isset( $index ) ) echo '[' . $index . ']'; ?>[]" />
 			<ul class="categorychecklist form-no-clear">
 				<li class="sp-select-all-container"><label class="selectit"><input type="checkbox" class="sp-select-all"> <strong><?php _e( 'Select All', 'sportspress' ); ?></strong></label></li>
@@ -1201,7 +1201,7 @@ if ( !function_exists( 'sp_get_next_event' ) ) {
 }
 
 if ( !function_exists( 'sp_taxonomy_field' ) ) {
-	function sp_taxonomy_field( $taxonomy = 'category', $post = null, $multiple = false ) {
+	function sp_taxonomy_field( $taxonomy = 'category', $post = null, $multiple = false, $trigger = false ) {
 		$obj = get_taxonomy( $taxonomy );
 		if ( $obj ) {
 			$post_type = get_post_type( $post );
@@ -1222,7 +1222,7 @@ if ( !function_exists( 'sp_taxonomy_field' ) ) {
 						'name' => 'tax_input[' . $taxonomy . '][]',
 						'selected' => $term_ids,
 						'values' => 'term_id',
-						'class' => 'sp-has-dummy widefat',
+						'class' => 'sp-has-dummy widefat' . ( $trigger ? ' sp-ajax-trigger' : '' ),
 						'chosen' => true,
 						'placeholder' => __( 'All', 'sportspress' ),
 					);